OpenAI model product
GPT-5.6-Sol
6 family for coding, knowledge work, cybersecurity, and science.
Updated Sep 8, 2026. Default version: GPT-5.6 Sol
LLMBoard Score90.2GPT-5.6 Sol
Coverage20%45 benchmark families
Context window1.1MTokens
Official input price$4OpenAI API
GPT-5.6-Sol Capability Profile
This profile uses the model's current scored version. Arena ratings and prices are shown separately.
GPT-5.6-Sol Benchmark Results
Benchmark scores for GPT-5.6 Sol.
Sort by
Benchmark | Score | Rank | Participants | Percentile | Evidence | Evaluated |
|---|
| BenchmarkArtificial Analysis | Score59.00% | Rank01 | Participants8 | Percentile100.00% | EvidenceB | Evaluated |
| BenchmarkBenchCAD | Score70.60% | Rank01 | Participants4 | Percentile100.00% | EvidenceC | Evaluated |
| BenchmarkBig Finance Bench | Score53.00% | Rank01 | Participants3 | Percentile100.00% | EvidenceC | Evaluated |
| BenchmarkCapture-the-Flag Challenges (Internal) | Score96.70% | Rank01 | Participants3 | Percentile100.00% | EvidenceC | Evaluated |
| BenchmarkDeepSWE | Score72.70% | Rank01 | Participants13 | Percentile100.00% | EvidenceC | Evaluated |
| BenchmarkFrontierMath | Score89.00% | Rank01 | Participants17 | Percentile100.00% | EvidenceC | Evaluated |
| BenchmarkGraphwalks BFS >128k | Score90.70% | Rank01 | Participants11 | Percentile100.00% | EvidenceC | Evaluated |
| BenchmarkGraphwalks BFS 1M | Score77.10% | Rank01 | Participants3 | Percentile100.00% | EvidenceC | Evaluated |
| BenchmarkHealthBench Consensus | Score95.50% | Rank01 | Participants4 | Percentile100.00% | EvidenceC | Evaluated |
| BenchmarkInternal Research Debugging Evaluation | Score68.30% | Rank01 | Participants3 | Percentile100.00% | EvidenceC | Evaluated |
| BenchmarkKernelGen 1P | Score61.10% | Rank01 | Participants3 | Percentile100.00% | EvidenceC | Evaluated |
| BenchmarkManagement Consulting Tasks (Internal) | Score43.20% | Rank01 | Participants3 | Percentile100.00% | EvidenceC | Evaluated |
| BenchmarkMedChemBench (Internal) | Score48.30% | Rank01 | Participants3 | Percentile100.00% | EvidenceC | Evaluated |
| BenchmarkMMMU-Pro (with tools) | Score84.60% | Rank01 | Participants4 | Percentile100.00% | EvidenceC | Evaluated |
| BenchmarkRSI Index | Score57.90% | Rank01 | Participants3 | Percentile100.00% | EvidenceC | Evaluated |
| BenchmarkLM Arena Agent Tool Hallucination | Score0.78% | Rank01 | Participants49 | Percentile100.00% | EvidenceA | Evaluated |
| BenchmarkLM Arena Search | Score1,257.26 rating | Rank01 | Participants28 | Percentile100.00% | EvidenceA | Evaluated |
| BenchmarkLM Arena Search Factuality | Score1,247.52 rating | Rank01 | Participants28 | Percentile100.00% | EvidenceA | Evaluated |
| BenchmarkLM Arena Search Style Control | Score1,255.76 rating | Rank01 | Participants28 | Percentile100.00% | EvidenceA | Evaluated |
| BenchmarkAgents' Last Exam | Score52.70% | Rank02 | Participants16 | Percentile93.33% | EvidenceC | Evaluated |
| BenchmarkBenchCAD (with Python tool) | Score83.40% | Rank02 | Participants4 | Percentile66.67% | EvidenceC | Evaluated |
| BenchmarkConnectors | Score100.00% | Rank02 | Participants3 | Percentile50.00% | EvidenceC | Evaluated |
| BenchmarkExploitGym | Score33.70% | Rank02 | Participants5 | Percentile75.00% | EvidenceC | Evaluated |
| BenchmarkFrontierMath Tier 4 (v2) | Score83.00% | Rank02 | Participants4 | Percentile66.67% | EvidenceC | Evaluated |
| BenchmarkGeneBench-Pro | Score28.70% | Rank02 | Participants4 | Percentile66.67% | EvidenceC | Evaluated |
| BenchmarkHealthBench Hard | Score33.10% | Rank02 | Participants9 | Percentile87.50% | EvidenceC | Evaluated |
| BenchmarkLifeSciBench | Score59.90% | Rank02 | Participants4 | Percentile66.67% | EvidenceC | Evaluated |
| BenchmarkMRCR v2 (8-needle, 512K-1M) | Score73.80% | Rank02 | Participants4 | Percentile66.67% | EvidenceC | Evaluated |
| BenchmarkNanoGPT | Score9.69% | Rank02 | Participants3 | Percentile50.00% | EvidenceC | Evaluated |
| BenchmarkPostTrainBench Lite | Score50.30% | Rank02 | Participants3 | Percentile50.00% | EvidenceC | Evaluated |
GPT-5.6-Sol Arena Results
Preference and agent-evaluation results for the default version.
Sort by
Arena | Category | Rank | Rating / score | Votes | Observations | Result date |
|---|
| Arenaagent tool hallucination | Categoryoverall | Rank01 | Rating / score0.01 | VotesN/A | Observations3M | Result date |
| Arenasearch | Categoryoverall | Rank01 | Rating / score1,257.26 | Votes29,663 | ObservationsN/A | Result date |
| Arenasearch factuality | Categoryoverall | Rank01 | Rating / score1,247.52 | Votes29,663 | ObservationsN/A | Result date |
| Arenasearch style control | Categoryoverall | Rank01 | Rating / score1,255.76 | Votes29,663 | ObservationsN/A | Result date |
| Arenaagent praise complaint | Categoryoverall | Rank02 | Rating / score0.22 | VotesN/A | Observations7.8K | Result date |
| Arenatext style control | Categoryjapanese | Rank02 | Rating / score1,522.47 | Votes347 | ObservationsN/A | Result date |
| Arenaagent | Categoryoverall | Rank04 | Rating / score0.09 | VotesN/A | Observations3.1M | Result date |
| Arenawebdev | Categoryimage to webdev | Rank04 | Rating / score1,606.48 | Votes1,758 | ObservationsN/A | Result date |
| Arenaagent steerability | Categoryoverall | Rank05 | Rating / score0.09 | VotesN/A | Observations26.4K | Result date |
| Arenatext factuality | Categoryexpert | Rank05 | Rating / score1,529.83 | Votes2,152 | ObservationsN/A | Result date |
| Arenatext factuality | Categoryindustry legal and government | Rank05 | Rating / score1,510.44 | Votes1,544 | ObservationsN/A | Result date |
| Arenatext factuality | Categoryinstruction following | Rank05 | Rating / score1,487.32 | Votes8,020 | ObservationsN/A | Result date |
| Arenatext style control | Categorygerman | Rank05 | Rating / score1,500.44 | Votes350 | ObservationsN/A | Result date |
| Arenatext | Categoryjapanese | Rank06 | Rating / score1,495.96 | Votes347 | ObservationsN/A | Result date |
| Arenatext factuality | Categorychinese | Rank06 | Rating / score1,533.34 | Votes1,240 | ObservationsN/A | Result date |
| Arenatext style control | Categoryexpert | Rank06 | Rating / score1,530.53 | Votes2,531 | ObservationsN/A | Result date |
| Arenatext style control | Categoryindustry entertainment and sports and media | Rank06 | Rating / score1,473.89 | Votes5,815 | ObservationsN/A | Result date |
| Arenatext factuality | Categoryfrench | Rank07 | Rating / score1,508.02 | Votes532 | ObservationsN/A | Result date |
| Arenadocument | Categoryoverall | Rank08 | Rating / score1,478.68 | Votes1,152 | ObservationsN/A | Result date |
| Arenadocument style control | Categoryoverall | Rank08 | Rating / score1,481.34 | Votes1,152 | ObservationsN/A | Result date |
| Arenatext style control | Categoryindustry business and management and financial operations | Rank08 | Rating / score1,490.60 | Votes4,562 | ObservationsN/A | Result date |
| Arenatext style control | Categoryindustry writing and literature and language | Rank08 | Rating / score1,484.33 | Votes6,120 | ObservationsN/A | Result date |
| Arenatext factuality | Categoryhard prompts | Rank09 | Rating / score1,505.87 | Votes15,347 | ObservationsN/A | Result date |
| Arenatext factuality | Categoryindustry business and management and financial operations | Rank09 | Rating / score1,484.97 | Votes4,269 | ObservationsN/A | Result date |
| Arenatext factuality | Categoryindustry entertainment and sports and media | Rank09 | Rating / score1,460.37 | Votes5,717 | ObservationsN/A | Result date |
| Arenatext factuality | Categoryindustry mathematical | Rank09 | Rating / score1,486.53 | Votes985 | ObservationsN/A | Result date |
| Arenatext style control | Categorycreative writing | Rank09 | Rating / score1,476.74 | Votes4,670 | ObservationsN/A | Result date |
| Arenatext style control | Categoryfrench | Rank09 | Rating / score1,508.29 | Votes806 | ObservationsN/A | Result date |
| Arenatext style control | Categoryindustry mathematical | Rank09 | Rating / score1,507.72 | Votes1,246 | ObservationsN/A | Result date |
| Arenatext | Categoryexpert | Rank10 | Rating / score1,512.84 | Votes2,531 | ObservationsN/A | Result date |
GPT-5.6-Sol Pricing
Official vendor API pricing appears first, followed by individual provider offers.
- Official API
- $4 input, $20 output per 1M
- Official provider
- OpenAI
- Lowest third-party
- From $1.5 input, $12 output per 1M via Xpersona
- Tracked offerings
- 38
Sort by
Provider | Provider model ID | Region | Input / 1M | Output / 1M | Context | Updated |
|---|
| ProviderKenari | Provider model IDgpt-5-6-sol | Regionglobal | Input / 1MN/A | Output / 1MN/A | Context1.1M | Updated |
| ProviderXpersona | Provider model IDgpt-5.6-sol | Regionglobal | Input / 1M$1.5 | Output / 1M$12 | Context372K | Updated |
| ProviderNanoGPT | Provider model IDopenai/gpt-5.6-sol | Regionglobal | Input / 1M$2 | Output / 1M$10 | Context1.1M | Updated |
| ProviderOpenRouter | Provider model IDopenai/gpt-5.6-sol | Regionglobal | Input / 1M$2 | Output / 1M$10 | Context1.1M | Updated |
| ProviderCloudflare AI Gateway | Provider model IDopenai/gpt-5.6-sol | Regionglobal | Input / 1M$2 | Output / 1M$10 | Context1.1M | Updated |
| ProviderOpenCode Zen | Provider model IDgpt-5.6-sol | Regionglobal | Input / 1M$2 | Output / 1M$10 | Context1.1M | Updated |
| ProviderVercel AI Gateway | Provider model IDopenai/gpt-5.6-sol | Regionglobal | Input / 1M$2 | Output / 1M$10 | Context1.1M | Updated |
| Providerrouting.run | Provider model IDgpt-5.6-sol | Regionglobal | Input / 1M$2.5 | Output / 1M$15 | Context1M | Updated |
| ProviderOfox | Provider model IDopenai/gpt-5.6-sol | Regionglobal | Input / 1M$2.5 | Output / 1M$15 | Context1.1M | Updated |
| ProviderVenice AI | Provider model IDopenai-gpt-56-sol | Regionglobal | Input / 1M$2.5 | Output / 1M$12.5 | Context1M | Updated |
| ProviderOrcaRouter | Provider model IDopenai/gpt-5.6-sol | Regionglobal | Input / 1M$4 | Output / 1M$20 | Context1.1M | Updated |
| ProviderCrossModel | Provider model IDopenai/gpt-5.6-sol | Regionglobal | Input / 1M$4 | Output / 1M$20 | Context1.1M | Updated |
| ProviderOpenAI | Provider model IDgpt-5.6-sol | Regionglobal | Input / 1M$4 | Output / 1M$20 | Context1.1M | Updated |
| ProviderRequesty | Provider model IDgpt-5.6-sol | Regionglobal | Input / 1M$4 | Output / 1M$20 | Context1.1M | Updated |
| ProviderAzure | Provider model IDgpt-5.6-sol | Regionglobal | Input / 1M$4 | Output / 1M$20 | Context1.1M | Updated |
| ProviderEden AI | Provider model IDopenai/gpt-5.6-sol | Regionglobal | Input / 1M$4 | Output / 1M$20 | Context1.1M | Updated |
| ProviderGitHub Copilot | Provider model IDgpt-5.6-sol | Regionglobal | Input / 1M$4 | Output / 1M$20 | Context1.1M | Updated |
| ProviderKilo Gateway | Provider model IDopenai/gpt-5.6-sol | Regionglobal | Input / 1M$4 | Output / 1M$20 | Context1.1M | Updated |
| ProviderKilo Gateway | Provider model IDopenai/gpt-5.6-sol-pro | Regionglobal | Input / 1M$4 | Output / 1M$20 | Context1.1M | Updated |
| ProviderAmazon Bedrock | Provider model IDopenai.gpt-5.6-sol | Regionglobal | Input / 1M$4.4 | Output / 1M$22 | Context1.1M | Updated |
| ProviderAI-ROUTER | Provider model IDgpt-5.6-sol | Regionglobal | Input / 1M$5 | Output / 1M$30 | Context1.1M | Updated |
| ProviderImpossibl | Provider model IDopenai/gpt-5.6-sol | Regionglobal | Input / 1M$5 | Output / 1M$30 | Context1.1M | Updated |
| ProviderDatabricks | Provider model IDdatabricks-gpt-5-6-sol | Regionglobal | Input / 1M$5 | Output / 1M$30 | Context1.1M | Updated |
| ProviderOpper | Provider model IDopenai/gpt-5.6-sol | Regionglobal | Input / 1M$5 | Output / 1M$30 | Context1.1M | Updated |
| ProviderLLM Gateway | Provider model IDopenai/gpt-5.6-sol | Regionglobal | Input / 1M$5 | Output / 1M$30 | Context1.1M | Updated |
| ProviderVivgrid | Provider model IDgpt-5.6-sol | Regionglobal | Input / 1M$5 | Output / 1M$30 | Context1.1M | Updated |
| ProviderMerge Gateway | Provider model IDopenai/gpt-5.6-sol | Regionglobal | Input / 1M$5 | Output / 1M$30 | Context1.1M | Updated |
| ProviderZenMux | Provider model IDopenai/gpt-5.6-sol | Regionglobal | Input / 1M$5 | Output / 1M$30 | Context1.1M | Updated |
| ProviderSAP AI Core | Provider model IDgpt-5.6-sol | Regionglobal | Input / 1M$5 | Output / 1M$30 | Context1.1M | Updated |
| ProviderNeon | Provider model IDgpt-5-6-sol | Regionglobal | Input / 1M$5 | Output / 1M$30 | Context1.1M | Updated |
GPT-5.6-Sol Runtime Performance
Provider-specific output speed and catalog latency for GPT-5.6 Sol. Runtime does not affect the capability score.
Sort by
Provider | Output Speed | Catalog Latency | Max Input | Max Output | Updated |
|---|
| ProviderOpenAI | Output Speed2.36 tok/s | Catalog Latency10.43 s | Max Input1.1M | Max Output128K | Updated |
Output Speed is generated output tokens received per second. Catalog latency is reported separately from observed provider TTFT.
GPT-5.6-Sol Specifications
Technical details for the model's default version.
- Version
- GPT-5.6 Sol
- Released
- Jul 9, 2026
- Knowledge cutoff
- Feb 16, 2026
- Parameters
- N/A
- Context window
- 1.1M
- Max output
- 128K
- Inputs
- image, text
- Outputs
- text
- Open weights
- No
- License
- Proprietary
GPT-5.6-Sol Versions
Available versions of this model. The score column identifies the version used in the overall ranking.
Sort by
Version | Released | LLMBoard | Parameters | Context | Max output | Open weights | License |
|---|
| VersionGPT-5.6 Sol | Released | LLMBoard90.18 | ParametersN/A | Context1.1M | Max output128K | Open weightsNo | LicenseProprietary |
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What is GPT-5.6-Sol?
Key information about GPT-5.6-Sol and its available data.
6 family, designed for coding, knowledge work, cybersecurity, and science. 6-Sol.
Data as of 2026-09-08.
FAQ
Common questions about GPT-5.6-Sol.
When was GPT-5.6-Sol released?
GPT-5.6-Sol's default version was released on Jul 9, 2026.
How much does GPT-5.6-Sol cost?
GPT-5.6-Sol's official API price is $4 per million input tokens and $20 per million output tokens via OpenAI. The lowest tracked third-party offer starts at $1.5 input and $12 output via Xpersona.
Who created GPT-5.6-Sol?
GPT-5.6-Sol was created by OpenAI.
What is the context window for GPT-5.6-Sol?
The default version has a 1.1M token context window.
Is GPT-5.6-Sol open weight?
No. The default version is not marked as having publicly available weights.
How many API providers offer GPT-5.6-Sol?
38 provider offerings are linked to the default version.