Model profile / Thinking Machines Lab

Inkling

Inkling is a open weight model variant recorded in the BenchLM public dataset.

15 Jul 2026Open weights

Sources & details

Four areas of evidence

The capabilities behind the model.

How the indices work

Reasoning

109.1Index points

Mathematical and scientific problem solving.

This model│ Other models · 155 rated

Score and research range

Full-precision point: 109.07741903192671
Range: 104.55–113.60 · 90% Research Range
Scope: R0 latent score conditional on frozen working model and native aggregate portfolio

Score uses the admitted direct native evidence under the selected method.

Coding

91.1Index points

Software engineering and programming.

This model│ Other models · 39 rated

Score and research range

Full-precision point: 91.08134430790183
Range: No qualified range available
Scope: Frozen Coding score under admitted comparison/reference/source reweighting

Score uses the admitted direct native evidence under the selected method.

General

49.8Index points

Factual reliability and instruction following.

This model│ Other models · 61 rated

Score and research range

Full-precision point: 49.80969444444443
Range: No qualified range available
Scope: General G4 under admitted instruction-task portfolio resampling conditional on exact recorded R and U

Score uses the admitted direct native evidence under the selected method.

Agentic

96.3Index points

Tool use, workflows and professional tasks.

This model│ Other models · 40 rated

Score and research range

Full-precision point: 96.28578082391138
Range: 93.98–98.26 · 90% Research Range
Scope: Agentic score under joint reference/source reweighting conditional on admitted W/X/P native outcomes

Score uses the admitted direct native evidence under the selected method.

25retained native records

18evidence families

Capabilities estimateQualified original evidence across four areas.

Current index snapshot · 2026-09-16. Each category uses its own scale; scores across categories are not directly comparable. Evidence counts describe the retained Capabilities inputs; a family can contain several tasks or configurations. A point lead does not establish superiority.

Performance in context

Capabilities, price & speed.

Explore every model

Inkling is highlighted wherever a compatible measurement is available.

Inkling: No current checkpoint-bound first-party quote qualified from reviewed original sources; retained values are historical only

Lumina Capabilities Index

Capabilities versus API price

The current Capabilities cohort, with this model highlighted.

Lumina

2025+ · 62 models · 1 highlighted

Chart loads as you explore

Lumina Capabilities Index

Capabilities versus output speed

The current Capabilities cohort, with this model highlighted.

Lumina

2025+ · 72 models · Developer API · 10K · 1 highlighted

Chart loads as you explore

Explore the detail

Sources & model details.

Original evidence, with its context.

Current index evidence 5Scores, research ranges and the sources behind each category.

Capabilities

Score uses the admitted direct native evidence under the selected method.

Exact checkpoint: inkling
Method: methods-a4471cee84fd478d2ed3
Range interpretation: C1 native factor under conditional crossed source/family reweighting of admitted fixed-corpus reference and own portfolio
Sources: Artificial Analysis:Artificial Analysis · Epoch AI:Epoch AI · HKUST-NLP:HKUST-NLP · LiveBench:LiveBench · Scale AI:Scale AI · UNKNOWN:Cognition
Source cutoff: {"asOfMeaning":"Selected local candidate: retained historical measurements plus reviewed additions; execution dates remain source-native.","newIdentityRecovery":"2026-09-13T08:41:08.804270+00:00","publicProjectionDate":"2026-09-16T06:02:45.491398+00:00","scoring":"Inherited pinned baseline source vintages plus retained4A/4A.1 originals and SWE owner correction; heterogeneous execution dates, often unknown. Not a claim of simultaneous2026-09-13 execution."}

Explore this index

Coding

Score uses the admitted direct native evidence under the selected method.

Exact checkpoint: inkling
Method: methods-a4471cee84fd478d2ed3
Range interpretation: Frozen Coding score under admitted comparison/reference/source reweighting
Sources: Artificial Analysis · Cognition · LiveBench
Source cutoff: {"asOfMeaning":"Selected local candidate: retained historical measurements plus reviewed additions; execution dates remain source-native.","newIdentityRecovery":"2026-09-13T08:41:08.804270+00:00","publicProjectionDate":"2026-09-16T06:02:45.491398+00:00","scoring":"Inherited pinned baseline source vintages plus retained4A/4A.1 originals and SWE owner correction; heterogeneous execution dates, often unknown. Not a claim of simultaneous2026-09-13 execution."}

Explore this index

Reasoning

Score uses the admitted direct native evidence under the selected method.

Exact checkpoint: inkling
Method: methods-a4471cee84fd478d2ed3
Range interpretation: R0 latent score conditional on frozen working model and native aggregate portfolio
Sources: aa · epoch
Source cutoff: {"asOfMeaning":"Selected local candidate: retained historical measurements plus reviewed additions; execution dates remain source-native.","newIdentityRecovery":"2026-09-13T08:41:08.804270+00:00","publicProjectionDate":"2026-09-16T06:02:45.491398+00:00","scoring":"Inherited pinned baseline source vintages plus retained4A/4A.1 originals and SWE owner correction; heterogeneous execution dates, often unknown. Not a claim of simultaneous2026-09-13 execution."}

Explore this index

Agentic

Score uses the admitted direct native evidence under the selected method.

Exact checkpoint: inkling
Method: methods-a4471cee84fd478d2ed3
Range interpretation: Agentic score under joint reference/source reweighting conditional on admitted W/X/P native outcomes
Sources: Artificial Analysis · Scale AI · Toolathlon team (HKUST-NLP)
Source cutoff: {"asOfMeaning":"Selected local candidate: retained historical measurements plus reviewed additions; execution dates remain source-native.","newIdentityRecovery":"2026-09-13T08:41:08.804270+00:00","publicProjectionDate":"2026-09-16T06:02:45.491398+00:00","scoring":"Inherited pinned baseline source vintages plus retained4A/4A.1 originals and SWE owner correction; heterogeneous execution dates, often unknown. Not a claim of simultaneous2026-09-13 execution."}

Explore this index

General

Score uses the admitted direct native evidence under the selected method.

Exact checkpoint: inkling
Method: methods-a4471cee84fd478d2ed3
Range interpretation: General G4 under admitted instruction-task portfolio resampling conditional on exact recorded R and U
Sources: Artificial Analysis · LiveBench
Source cutoff: {"asOfMeaning":"Selected local candidate: retained historical measurements plus reviewed additions; execution dates remain source-native.","newIdentityRecovery":"2026-09-13T08:41:08.804270+00:00","publicProjectionDate":"2026-09-16T06:02:45.491398+00:00","scoring":"Inherited pinned baseline source vintages plus retained4A/4A.1 originals and SWE owner correction; heterogeneous execution dates, often unknown. Not a claim of simultaneous2026-09-13 execution."}

Explore this index

Benchmark measurements 93Published values in each benchmark’s own units.

93 measurements

Inkling published benchmark measurements
Benchmark	Result	Published configuration	Source
Artificial Analysis Agentic Index2026	32.34 index	Exact BenchLM registry variant Inkling; bulk export does not retain a complete upstream harness configuration.Source-native system	BenchLM public datasets — 21 July 2026 ↗Observed 2026-07-21 · checked 2026-07-21source-checked · reference-only
Artificial Analysis Agentic Index2026	32.34 index	Exact BenchLM registry variant Inkling; bulk export does not retain a complete upstream harness configuration.Source-native system	BenchLM public datasets — 2026-07-27 ↗Observed 2026-07-27 · checked 2026-07-27source-checked · reference-only
Artificial Analysis Agentic Index2026	32.34 index	Exact BenchLM registry variant Inkling; bulk export does not retain a complete upstream harness configuration.Source-native system	BenchLM public datasets — 2026-08-01 ↗Observed 2026-08-01 · checked 2026-08-01source-checked · reference-only
Artificial Analysis Briefcase2026	836 elo	Exact BenchLM registry variant Inkling; bulk export does not retain a complete upstream harness configuration.Source-native system	BenchLM public datasets — 21 July 2026 ↗Observed 2026-07-21 · checked 2026-07-21source-checked · reference-only
Artificial Analysis Briefcase2026	839 elo	Exact BenchLM registry variant Inkling; bulk export does not retain a complete upstream harness configuration.Source-native system	BenchLM public datasets — 2026-07-27 ↗Observed 2026-07-27 · checked 2026-07-27source-checked · reference-only
Artificial Analysis Briefcase2026	839 elo	Exact BenchLM registry variant Inkling; bulk export does not retain a complete upstream harness configuration.Source-native system	BenchLM public datasets — 2026-08-01 ↗Observed 2026-08-01 · checked 2026-08-01source-checked · reference-only
Artificial Analysis Coding Index2026	52.06 index	Exact BenchLM registry variant Inkling; bulk export does not retain a complete upstream harness configuration.Source-native system	BenchLM public datasets — 21 July 2026 ↗Observed 2026-07-21 · checked 2026-07-21source-checked · reference-only
Artificial Analysis Coding Index2026	52.06 index	Exact BenchLM registry variant Inkling; bulk export does not retain a complete upstream harness configuration.Source-native system	BenchLM public datasets — 2026-07-27 ↗Observed 2026-07-27 · checked 2026-07-27source-checked · reference-only
Artificial Analysis Coding Index2026	52.06 index	Exact BenchLM registry variant Inkling; bulk export does not retain a complete upstream harness configuration.Source-native system	BenchLM public datasets — 2026-08-01 ↗Observed 2026-08-01 · checked 2026-08-01source-checked · reference-only
Artificial Analysis EnterpriseOps-Gym2026	38.1%	Exact BenchLM registry variant Inkling; bulk export does not retain a complete upstream harness configuration.Source-native system	BenchLM public datasets — 2026-07-27 ↗Observed 2026-07-27 · checked 2026-07-27source-checked · reference-only

Showing 10 of 93 measurements

Specifications & source recordsDocumented model details and original references.

Model ID / checkpoint: inkling
Weight access: Open weights
Context window: 1,000,000
Maximum output: Not documented
Modalities: text
Details checked: 18 Aug 2026

Specialist task evidenceSeparate agent runs and execution conditions.

All models

Model profile / Thinking Machines Lab

Inkling

Inkling is a open weight model variant recorded in the BenchLM public dataset.

15 Jul 2026Open weights

Sources & details

Four areas of evidence

The capabilities behind the model.

How the indices work

Reasoning

109.1Index points

Mathematical and scientific problem solving.

This model│ Other models · 155 rated

Score and research range

Full-precision point: 109.07741903192671
Range: 104.55–113.60 · 90% Research Range
Scope: R0 latent score conditional on frozen working model and native aggregate portfolio

Score uses the admitted direct native evidence under the selected method.

Coding

91.1Index points

Software engineering and programming.

This model│ Other models · 39 rated

Score and research range

Full-precision point: 91.08134430790183
Range: No qualified range available
Scope: Frozen Coding score under admitted comparison/reference/source reweighting

Score uses the admitted direct native evidence under the selected method.

General

49.8Index points

Factual reliability and instruction following.

This model│ Other models · 61 rated

Score and research range

Full-precision point: 49.80969444444443
Range: No qualified range available
Scope: General G4 under admitted instruction-task portfolio resampling conditional on exact recorded R and U

Score uses the admitted direct native evidence under the selected method.

Agentic

96.3Index points

Tool use, workflows and professional tasks.

This model│ Other models · 40 rated

Score and research range

Full-precision point: 96.28578082391138
Range: 93.98–98.26 · 90% Research Range
Scope: Agentic score under joint reference/source reweighting conditional on admitted W/X/P native outcomes

Score uses the admitted direct native evidence under the selected method.

25retained native records

18evidence families

Capabilities estimateQualified original evidence across four areas.

Performance in context

Capabilities, price & speed.

Explore every model

Inkling is highlighted wherever a compatible measurement is available.

Inkling: No current checkpoint-bound first-party quote qualified from reviewed original sources; retained values are historical only

Lumina Capabilities Index

Capabilities versus API price

The current Capabilities cohort, with this model highlighted.

Lumina

2025+ · 62 models · 1 highlighted

Chart loads as you explore

Lumina Capabilities Index

Capabilities versus output speed

The current Capabilities cohort, with this model highlighted.

Lumina

2025+ · 72 models · Developer API · 10K · 1 highlighted

Chart loads as you explore

Explore the detail

Sources & model details.

Original evidence, with its context.

Current index evidence 5Scores, research ranges and the sources behind each category.

Capabilities

Score uses the admitted direct native evidence under the selected method.

Exact checkpoint: inkling
Method: methods-a4471cee84fd478d2ed3
Range interpretation: C1 native factor under conditional crossed source/family reweighting of admitted fixed-corpus reference and own portfolio
Sources: Artificial Analysis:Artificial Analysis · Epoch AI:Epoch AI · HKUST-NLP:HKUST-NLP · LiveBench:LiveBench · Scale AI:Scale AI · UNKNOWN:Cognition
Source cutoff: {"asOfMeaning":"Selected local candidate: retained historical measurements plus reviewed additions; execution dates remain source-native.","newIdentityRecovery":"2026-09-13T08:41:08.804270+00:00","publicProjectionDate":"2026-09-16T06:02:45.491398+00:00","scoring":"Inherited pinned baseline source vintages plus retained4A/4A.1 originals and SWE owner correction; heterogeneous execution dates, often unknown. Not a claim of simultaneous2026-09-13 execution."}

Explore this index

Coding

Score uses the admitted direct native evidence under the selected method.

Exact checkpoint: inkling
Method: methods-a4471cee84fd478d2ed3
Range interpretation: Frozen Coding score under admitted comparison/reference/source reweighting
Sources: Artificial Analysis · Cognition · LiveBench
Source cutoff: {"asOfMeaning":"Selected local candidate: retained historical measurements plus reviewed additions; execution dates remain source-native.","newIdentityRecovery":"2026-09-13T08:41:08.804270+00:00","publicProjectionDate":"2026-09-16T06:02:45.491398+00:00","scoring":"Inherited pinned baseline source vintages plus retained4A/4A.1 originals and SWE owner correction; heterogeneous execution dates, often unknown. Not a claim of simultaneous2026-09-13 execution."}

Explore this index

Reasoning

Score uses the admitted direct native evidence under the selected method.

Exact checkpoint: inkling
Method: methods-a4471cee84fd478d2ed3
Range interpretation: R0 latent score conditional on frozen working model and native aggregate portfolio
Sources: aa · epoch
Source cutoff: {"asOfMeaning":"Selected local candidate: retained historical measurements plus reviewed additions; execution dates remain source-native.","newIdentityRecovery":"2026-09-13T08:41:08.804270+00:00","publicProjectionDate":"2026-09-16T06:02:45.491398+00:00","scoring":"Inherited pinned baseline source vintages plus retained4A/4A.1 originals and SWE owner correction; heterogeneous execution dates, often unknown. Not a claim of simultaneous2026-09-13 execution."}

Explore this index

Agentic

Score uses the admitted direct native evidence under the selected method.

Exact checkpoint: inkling
Method: methods-a4471cee84fd478d2ed3
Range interpretation: Agentic score under joint reference/source reweighting conditional on admitted W/X/P native outcomes
Sources: Artificial Analysis · Scale AI · Toolathlon team (HKUST-NLP)
Source cutoff: {"asOfMeaning":"Selected local candidate: retained historical measurements plus reviewed additions; execution dates remain source-native.","newIdentityRecovery":"2026-09-13T08:41:08.804270+00:00","publicProjectionDate":"2026-09-16T06:02:45.491398+00:00","scoring":"Inherited pinned baseline source vintages plus retained4A/4A.1 originals and SWE owner correction; heterogeneous execution dates, often unknown. Not a claim of simultaneous2026-09-13 execution."}

Explore this index

General

Score uses the admitted direct native evidence under the selected method.

Exact checkpoint: inkling
Method: methods-a4471cee84fd478d2ed3
Range interpretation: General G4 under admitted instruction-task portfolio resampling conditional on exact recorded R and U
Sources: Artificial Analysis · LiveBench
Source cutoff: {"asOfMeaning":"Selected local candidate: retained historical measurements plus reviewed additions; execution dates remain source-native.","newIdentityRecovery":"2026-09-13T08:41:08.804270+00:00","publicProjectionDate":"2026-09-16T06:02:45.491398+00:00","scoring":"Inherited pinned baseline source vintages plus retained4A/4A.1 originals and SWE owner correction; heterogeneous execution dates, often unknown. Not a claim of simultaneous2026-09-13 execution."}

Explore this index

Benchmark measurements 93Published values in each benchmark’s own units.

93 measurements

Inkling published benchmark measurements
Benchmark	Result	Published configuration	Source
Artificial Analysis Agentic Index2026	32.34 index	Exact BenchLM registry variant Inkling; bulk export does not retain a complete upstream harness configuration.Source-native system	BenchLM public datasets — 21 July 2026 ↗Observed 2026-07-21 · checked 2026-07-21source-checked · reference-only
Artificial Analysis Agentic Index2026	32.34 index	Exact BenchLM registry variant Inkling; bulk export does not retain a complete upstream harness configuration.Source-native system	BenchLM public datasets — 2026-07-27 ↗Observed 2026-07-27 · checked 2026-07-27source-checked · reference-only
Artificial Analysis Agentic Index2026	32.34 index	Exact BenchLM registry variant Inkling; bulk export does not retain a complete upstream harness configuration.Source-native system	BenchLM public datasets — 2026-08-01 ↗Observed 2026-08-01 · checked 2026-08-01source-checked · reference-only
Artificial Analysis Briefcase2026	836 elo	Exact BenchLM registry variant Inkling; bulk export does not retain a complete upstream harness configuration.Source-native system	BenchLM public datasets — 21 July 2026 ↗Observed 2026-07-21 · checked 2026-07-21source-checked · reference-only
Artificial Analysis Briefcase2026	839 elo	Exact BenchLM registry variant Inkling; bulk export does not retain a complete upstream harness configuration.Source-native system	BenchLM public datasets — 2026-07-27 ↗Observed 2026-07-27 · checked 2026-07-27source-checked · reference-only
Artificial Analysis Briefcase2026	839 elo	Exact BenchLM registry variant Inkling; bulk export does not retain a complete upstream harness configuration.Source-native system	BenchLM public datasets — 2026-08-01 ↗Observed 2026-08-01 · checked 2026-08-01source-checked · reference-only
Artificial Analysis Coding Index2026	52.06 index	Exact BenchLM registry variant Inkling; bulk export does not retain a complete upstream harness configuration.Source-native system	BenchLM public datasets — 21 July 2026 ↗Observed 2026-07-21 · checked 2026-07-21source-checked · reference-only
Artificial Analysis Coding Index2026	52.06 index	Exact BenchLM registry variant Inkling; bulk export does not retain a complete upstream harness configuration.Source-native system	BenchLM public datasets — 2026-07-27 ↗Observed 2026-07-27 · checked 2026-07-27source-checked · reference-only
Artificial Analysis Coding Index2026	52.06 index	Exact BenchLM registry variant Inkling; bulk export does not retain a complete upstream harness configuration.Source-native system	BenchLM public datasets — 2026-08-01 ↗Observed 2026-08-01 · checked 2026-08-01source-checked · reference-only
Artificial Analysis EnterpriseOps-Gym2026	38.1%	Exact BenchLM registry variant Inkling; bulk export does not retain a complete upstream harness configuration.Source-native system	BenchLM public datasets — 2026-07-27 ↗Observed 2026-07-27 · checked 2026-07-27source-checked · reference-only

Showing 10 of 93 measurements

Specifications & source recordsDocumented model details and original references.

Model ID / checkpoint: inkling
Weight access: Open weights
Context window: 1,000,000
Maximum output: Not documented
Modalities: text
Details checked: 18 Aug 2026

Specialist task evidenceSeparate agent runs and execution conditions.

The capabilities behind the model.

Capabilities, price & speed.

Capabilities versus API price

Capabilities versus output speed

Sources & model details.

Capabilities

Coding

Reasoning

Agentic

General

More from Thinking Machines Lab.

Inkling-Small

The capabilities behind the model.

Capabilities, price & speed.

Capabilities versus API price

Capabilities versus output speed

Sources & model details.

Capabilities

Coding

Reasoning

Agentic

General

More from Thinking Machines Lab.

Inkling-Small