OpenAI model product
GPT-5.6-Terra
6 family, designed for workloads that balance intelligence and cost.
Updated Aug 17, 2026. Default version: GPT-5.6 Terra
LLMBoard Score87.7GPT-5.6 Terra
Coverage80%44 benchmark families
Context window1.1MTokens
Official input price$2OpenAI API
GPT-5.6-Terra Capability Profile
This profile uses the model's current scored version. Arena ratings and prices are shown separately.
GPT-5.6-Terra Benchmark Results
Benchmark scores for GPT-5.6 Terra.
Sort by
Benchmark | Score | Rank | Participants | Percentile | Evidence | Evaluated |
|---|
| BenchmarkNanoGPT | Score14.5% | Rank01 | Participants3 | Percentile100.0% | EvidenceC | Evaluated |
| BenchmarkPostTrainBench Lite | Score51.5% | Rank01 | Participants3 | Percentile100.0% | EvidenceC | Evaluated |
| BenchmarkSearch and Function-Calling | Score94.6% | Rank01 | Participants3 | Percentile100.0% | EvidenceC | Evaluated |
| BenchmarkBenchCAD (with Python tool) | Score78.2% | Rank02 | Participants3 | Percentile50.0% | EvidenceC | Evaluated |
| BenchmarkBig Finance Bench | Score51.0% | Rank02 | Participants3 | Percentile50.0% | EvidenceC | Evaluated |
| BenchmarkCapture-the-Flag Challenges (Internal) | Score91.8% | Rank02 | Participants3 | Percentile50.0% | EvidenceC | Evaluated |
| BenchmarkConnectors | Score100.0% | Rank02 | Participants3 | Percentile50.0% | EvidenceC | Evaluated |
| BenchmarkDeepSWE | Score69.6% | Rank02 | Participants11 | Percentile90.0% | EvidenceC | Evaluated |
| BenchmarkExploitGym | Score23.2% | Rank02 | Participants4 | Percentile66.7% | EvidenceC | Evaluated |
| BenchmarkFrontierMath | Score84.9% | Rank02 | Participants17 | Percentile93.8% | EvidenceC | Evaluated |
| BenchmarkFrontierMath Tier 4 (v2) | Score68.3% | Rank02 | Participants3 | Percentile50.0% | EvidenceC | Evaluated |
| BenchmarkGeneBench-Pro | Score23.3% | Rank02 | Participants3 | Percentile50.0% | EvidenceC | Evaluated |
| BenchmarkGraphwalks BFS 1M | Score71.2% | Rank02 | Participants3 | Percentile50.0% | EvidenceC | Evaluated |
| BenchmarkInternal Research Debugging Evaluation | Score67.8% | Rank02 | Participants3 | Percentile50.0% | EvidenceC | Evaluated |
| BenchmarkKernelGen 1P | Score49.2% | Rank02 | Participants3 | Percentile50.0% | EvidenceC | Evaluated |
| BenchmarkLifeSciBench | Score56.0% | Rank02 | Participants3 | Percentile50.0% | EvidenceC | Evaluated |
| BenchmarkManagement Consulting Tasks (Internal) | Score37.2% | Rank02 | Participants3 | Percentile50.0% | EvidenceC | Evaluated |
| BenchmarkMedChemBench (Internal) | Score35.0% | Rank02 | Participants3 | Percentile50.0% | EvidenceC | Evaluated |
| BenchmarkMRCR v2 (8-needle, 512K-1M) | Score72.5% | Rank02 | Participants3 | Percentile50.0% | EvidenceC | Evaluated |
| BenchmarkRSI Index | Score56.3% | Rank02 | Participants3 | Percentile50.0% | EvidenceC | Evaluated |
| BenchmarkSEC-bench Pro | Score57.7% | Rank02 | Participants3 | Percentile50.0% | EvidenceC | Evaluated |
| BenchmarkAgents' Last Exam | Score50.4% | Rank03 | Participants10 | Percentile77.8% | EvidenceC | Evaluated |
| BenchmarkARC-AGI-3 | Score0.8% | Rank03 | Participants4 | Percentile33.3% | EvidenceC | Evaluated |
| BenchmarkArtificial Analysis | Score55.0% | Rank03 | Participants7 | Percentile66.7% | EvidenceB | Evaluated |
| BenchmarkBenchCAD | Score62.3% | Rank03 | Participants4 | Percentile33.3% | EvidenceC | Evaluated |
| BenchmarkDeepSWE 1.1 | Score70.0% | Rank03 | Participants25 | Percentile91.7% | EvidenceB | Evaluated |
| BenchmarkHealthBench Consensus | Score95.1% | Rank03 | Participants4 | Percentile33.3% | EvidenceC | Evaluated |
| BenchmarkHealthBench Hard | Score32.7% | Rank03 | Participants9 | Percentile75.0% | EvidenceC | Evaluated |
| BenchmarkMMMU-Pro (with tools) | Score82.0% | Rank03 | Participants4 | Percentile33.3% | EvidenceC | Evaluated |
| BenchmarkOSWorld 2.0 | Score50.2% | Rank03 | Participants5 | Percentile50.0% | EvidenceC | Evaluated |
| BenchmarkExploitBench | Score52.9% | Rank04 | Participants5 | Percentile25.0% | EvidenceC | Evaluated |
| BenchmarkGraphwalks BFS >128k | Score76.9% | Rank04 | Participants11 | Percentile70.0% | EvidenceC | Evaluated |
| BenchmarkMRCR v2 (8-needle) | Score89.6% | Rank04 | Participants23 | Percentile86.4% | EvidenceC | Evaluated |
| BenchmarkBrowseComp | Score87.5% | Rank05 | Participants62 | Percentile93.4% | EvidenceC | Evaluated |
| BenchmarkGDP.pdf | Score24.7% | Rank05 | Participants6 | Percentile20.0% | EvidenceC | Evaluated |
| BenchmarkHealthBench | Score57.0% | Rank05 | Participants9 | Percentile50.0% | EvidenceC | Evaluated |
| BenchmarkHealthBench Professional | Score57.7% | Rank05 | Participants9 | Percentile50.0% | EvidenceC | Evaluated |
| BenchmarkTerminal-Bench 2.1 | Score87.4% | Rank05 | Participants28 | Percentile85.2% | EvidenceC | Evaluated |
| BenchmarkSWE-Bench Pro | Score63.4% | Rank08 | Participants50 | Percentile85.7% | EvidenceC | Evaluated |
| BenchmarkFrontierCode 1.1 | Score41.3% | Rank09 | Participants16 | Percentile46.7% | EvidenceB | Evaluated |
| BenchmarkAutomationBench | Score15.2% | Rank10 | Participants12 | Percentile18.2% | EvidenceC | Evaluated |
| BenchmarkGPQA | Score92.9% | Rank10 | Participants239 | Percentile96.2% | EvidenceC | Evaluated |
| BenchmarkMMMU-Pro | Score80.7% | Rank11 | Participants68 | Percentile85.1% | EvidenceC | Evaluated |
| BenchmarkToolathlon | Score53.1% | Rank15 | Participants37 | Percentile61.1% | EvidenceC | Evaluated |
GPT-5.6-Terra 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 / score0.0 | VotesN/A | Observations693.8K | Result date |
| Arenadocument style control | Categoryoverall | Rank09 | Rating / score1482.3 | Votes1,969 | ObservationsN/A | Result date |
| Arenadocument | Categoryoverall | Rank10 | Rating / score1479.2 | Votes1,969 | ObservationsN/A | Result date |
| Arenaagent steerability | Categoryoverall | Rank15 | Rating / score0.1 | VotesN/A | Observations15.6K | Result date |
| Arenaagent bash recovery steps | Categoryoverall | Rank16 | Rating / score0.1 | VotesN/A | Observations20.4K | Result date |
| Arenaagent | Categoryoverall | Rank20 | Rating / score0.0 | VotesN/A | Observations744.6K | Result date |
| Arenaagent praise complaint | Categoryoverall | Rank21 | Rating / score0.0 | VotesN/A | Observations3.9K | Result date |
| Arenawebdev | Categoryoverall | Rank26 | Rating / score1521.1 | Votes5,003 | ObservationsN/A | Result date |
| Arenatext factuality | Categoryoverall | Rank29 | Rating / score1464.4 | Votes15,980 | ObservationsN/A | Result date |
| Arenavision | Categoryoverall | Rank29 | Rating / score1274.7 | Votes3,235 | ObservationsN/A | Result date |
| Arenavision style control | Categoryoverall | Rank29 | Rating / score1270.4 | Votes3,235 | ObservationsN/A | Result date |
| Arenaagent task outcome explicit | Categoryoverall | Rank33 | Rating / score-0.0 | VotesN/A | Observations10.9K | Result date |
| Arenatext style control | Categoryoverall | Rank42 | Rating / score1464.9 | Votes16,008 | ObservationsN/A | Result date |
| Arenatext | Categoryoverall | Rank46 | Rating / score1445.9 | Votes16,008 | ObservationsN/A | Result date |
GPT-5.6-Terra Pricing
Official vendor API pricing appears first, followed by individual provider offers.
- Official API
- $2 input, $12 output per 1M
- Official provider
- OpenAI
- Lowest third-party
- From $1 input, $6 output per 1M via NanoGPT
- Tracked offerings
- 32
Sort by
Provider | Provider model ID | Region | Input / 1M | Output / 1M | Context | Updated |
|---|
| ProviderKenari | Provider model IDgpt-5-6-terra | Regionglobal | Input / 1MN/A | Output / 1MN/A | Context1.1M | Updated |
| ProviderNanoGPT | Provider model IDopenai/gpt-5.6-terra | Regionglobal | Input / 1M$1 | Output / 1M$6 | Context1.1M | Updated |
| ProviderOpenRouter | Provider model IDopenai/gpt-5.6-terra | Regionglobal | Input / 1M$1 | Output / 1M$6 | Context1.1M | Updated |
| ProviderXpersona | Provider model IDgpt-5.6-terra | Regionglobal | Input / 1M$1.5 | Output / 1M$2 | Context372K | Updated |
| Providerrouting.run | Provider model IDgpt-5.6-terra | Regionglobal | Input / 1M$1.5 | Output / 1M$9 | Context1M | Updated |
| ProviderImpossibl | Provider model IDopenai/gpt-5.6-terra | Regionglobal | Input / 1M$2 | Output / 1M$12 | Context1.1M | Updated |
| ProviderCrossModel | Provider model IDopenai/gpt-5.6-terra | Regionglobal | Input / 1M$2 | Output / 1M$12 | Context1.1M | Updated |
| ProviderOpenAI | Provider model IDgpt-5.6-terra | Regionglobal | Input / 1M$2 | Output / 1M$12 | Context1.1M | Updated |
| ProviderMerge Gateway | Provider model IDopenai/gpt-5.6-terra | Regionglobal | Input / 1M$2 | Output / 1M$12 | Context1.1M | Updated |
| ProviderCloudflare AI Gateway | Provider model IDopenai/gpt-5.6-terra | Regionglobal | Input / 1M$2 | Output / 1M$12 | Context1.1M | Updated |
| ProviderOfox | Provider model IDopenai/gpt-5.6-terra | Regionglobal | Input / 1M$2 | Output / 1M$12 | Context1.1M | Updated |
| ProviderAzure | Provider model IDgpt-5.6-terra | Regionglobal | Input / 1M$2 | Output / 1M$12 | Context1.1M | Updated |
| ProviderVercel AI Gateway | Provider model IDopenai/gpt-5.6-terra | Regionglobal | Input / 1M$2 | Output / 1M$12 | Context1.1M | Updated |
| ProviderEden AI | Provider model IDopenai/gpt-5.6-terra | Regionglobal | Input / 1M$2 | Output / 1M$12 | Context1.1M | Updated |
| ProviderLLM Gateway | Provider model IDgpt-5.6-terra | Regionglobal | Input / 1M$2 | Output / 1M$12 | Context1.1M | Updated |
| ProviderGitHub Copilot | Provider model IDgpt-5.6-terra | Regionglobal | Input / 1M$2 | Output / 1M$12 | Context1.1M | Updated |
| ProviderKilo Gateway | Provider model IDopenai/gpt-5.6-terra-pro | Regionglobal | Input / 1M$2 | Output / 1M$12 | Context1.1M | Updated |
| ProviderKilo Gateway | Provider model IDopenai/gpt-5.6-terra | Regionglobal | Input / 1M$2 | Output / 1M$12 | Context1.1M | Updated |
| ProviderAmazon Bedrock | Provider model IDopenai.gpt-5.6-terra | Regionglobal | Input / 1M$2.2 | Output / 1M$13.2 | Context1.1M | Updated |
| ProviderAI-ROUTER | Provider model IDgpt-5.6-terra | Regionglobal | Input / 1M$2.5 | Output / 1M$15 | Context1.1M | Updated |
| ProviderDatabricks | Provider model IDdatabricks-gpt-5-6-terra | Regionglobal | Input / 1M$2.5 | Output / 1M$15 | Context1.1M | Updated |
| ProviderVivgrid | Provider model IDgpt-5.6-terra | Regionglobal | Input / 1M$2.5 | Output / 1M$15 | Context1.1M | Updated |
| ProviderZenMux | Provider model IDopenai/gpt-5.6-terra | Regionglobal | Input / 1M$2.5 | Output / 1M$15 | Context1.1M | Updated |
| ProviderNeon | Provider model IDgpt-5-6-terra | Regionglobal | Input / 1M$2.5 | Output / 1M$15 | Context1.1M | Updated |
| ProviderAzure Cognitive Services | Provider model IDgpt-5.6-terra | Regionglobal | Input / 1M$2.5 | Output / 1M$15 | Context1.1M | Updated |
| ProviderOpenCode Zen | Provider model IDgpt-5.6-terra | Regionglobal | Input / 1M$2.5 | Output / 1M$15 | Context1.1M | Updated |
| ProviderAIHubMix | Provider model IDgpt-5.6-terra | Regionglobal | Input / 1M$2.5 | Output / 1M$15 | Context1.1M | Updated |
| ProviderPioneer | Provider model IDgpt-5.6-terra | Regionglobal | Input / 1M$2.5 | Output / 1M$15 | Context1.1M | Updated |
| ProviderAbacus | Provider model IDgpt-5.6-terra | Regionglobal | Input / 1M$2.5 | Output / 1M$15 | Context1M | Updated |
| ProviderCortecs | Provider model IDgpt-5.6-terra | Regionglobal | Input / 1M$2.75 | Output / 1M$16.5 | Context1.1M | Updated |
| ProviderVenice AI | Provider model IDopenai-gpt-56-terra | Regionglobal | Input / 1M$3.13 | Output / 1M$18.75 | Context1M | Updated |
Official prices use only the vendor's configured official Provider and positive standard USD PAYG rates. Third-party offers remain explicitly labeled.
GPT-5.6-Terra Runtime Performance
Provider-specific output speed and catalog latency for GPT-5.6 Terra. Runtime does not affect the capability score.
Sort by
Provider | Output Speed | Catalog Latency | Max Input | Max Output | Updated |
|---|
| ProviderOpenAI | Output Speed34.885 tok/s | Catalog Latency6.852 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-Terra Specifications
Technical details for the model's default version.
- Version
- GPT-5.6 Terra
- Released
- Jul 9, 2026
- Knowledge cutoff
- Feb 16, 2026
- Parameters
- N/A
- Context window
- 1.1M
- Max output
- 128K
- Inputs
- image, pdf, text
- Outputs
- text
- Open weights
- No
- License
- Proprietary
GPT-5.6-Terra 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 Terra | Released | LLMBoard87.7 | ParametersN/A | Context1.1M | Max output128K | Open weightsNo | LicenseProprietary |
GPT-5.6-Terra vs nearby models
Open a comparison with the three ranked models immediately above and below this model.
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What is GPT-5.6-Terra?
Key information about GPT-5.6-Terra and its available data.
6 family, designed for workloads that balance intelligence and cost. 05M-token context window.
Data as of 2026-08-17.
FAQ
Common questions about GPT-5.6-Terra.
When was GPT-5.6-Terra released?
GPT-5.6-Terra's default version was released on Jul 9, 2026.
How much does GPT-5.6-Terra cost?
GPT-5.6-Terra's official API price is $2 per million input tokens and $12 per million output tokens via OpenAI. The lowest tracked third-party offer starts at $1 input and $6 output via NanoGPT.
Who created GPT-5.6-Terra?
GPT-5.6-Terra was created by OpenAI.
What is the context window for GPT-5.6-Terra?
The default version has a 1.1M token context window.
Is GPT-5.6-Terra open weight?
No. The default version is not marked as having publicly available weights.
How many API providers offer GPT-5.6-Terra?
32 provider offerings are linked to the default version.
What models should I compare GPT-5.6-Terra with?
Nearby ranked alternatives include DeepSeek-V4-Pro, Qwen3.8 Max, Muse Spark 1.1.