OpenAI: GPT-5.6 Terra
Balanced GPT-5.6 model for capable, cost-efficient everyday work
Cheapest input
$1
$/MTok · OpenRouter
Cheapest output
$6
$/MTok
Context
1.1M
tokens
Offers
28
3 sources
Offers
Same model, different listings. First-party, router, and aggregator rows stay separate so you can see the spread instead of a single blended number. Free/$0 listings are hidden by default (1 omitted). Show free/$0 offers.
| Source | Provider | Input | Output | Cache read | Context |
|---|---|---|---|---|---|
| OpenRoutercheapestopenai/gpt-5.6-terra | OpenRouter | $1 | $6 | $0.1 | 1.1M |
| models.devgpt-5.6-terra | Xpersona | $1.50 | $2 | $0.15 | 372K |
| models.devgpt-5.6-terra | Routing.Run | $1.50 | $9 | $0 | 1M |
| models.devopenai/gpt-5.6-terra | CrossModel | $2 | $12 | $0.2 | 1.1M |
| models.devopenai/gpt-5.6-terra | Impossibl | $2 | $12 | $0.2 | 1.1M |
| models.devopenai/gpt-5.6-terra | Kilo Gateway | $2 | $12 | $0.2 | 1.1M |
| models.devopenai/gpt-5.6-terra | Merge Gateway | $2 | $12 | $0.2 | 1.1M |
| models.devgpt-5.6-terra | OpenAI | $2 | $12 | $0.2 | 1.1M |
| models.devopenai/gpt-5.6-terra | Vercel AI Gateway | $2 | $12 | $0.2 | 1.1M |
| models.devgpt-5.6-terra | LLM Gateway | $2 | $12 | $0.2 | 1.1M |
| LiteLLMgpt-5.6-terra | — | $2 | $12 | $0.2 | — |
| models.devopenai.gpt-5.6-terra | Amazon Bedrock | $2.20 | $13.20 | $0.22 | 272K |
| LiteLLMopenai.gpt-5.6-terra | — | $2.20 | $13.20 | $0.22 | — |
| LiteLLMbedrock_mantle/openai.gpt-5.6-terra | — | $2.20 | $13.20 | $0.22 | — |
| models.devopenai/gpt-5.6-terra | Cloudflare | $2.50 | $15 | $0.25 | 1.1M |
| models.devopenai/gpt-5.6-terra | Ofox | $2.50 | $15 | $0.25 | 1.1M |
| models.devopenai/gpt-5.6-terra | ZenMux | $2.50 | $15 | $0.25 | 1.1M |
| models.devgpt-5.6-terra | Abacus | $2.50 | $15 | $0.25 | 1M |
| models.devgpt-5.6-terra | AI-ROUTER | $2.50 | $15 | $0.25 | 1.1M |
| models.devgpt-5.6-terra | AIHubMix | $2.50 | $15 | $0.25 | 1.1M |
| models.devgpt-5.6-terra | Azure | $2.50 | $15 | $0.25 | 1.1M |
| models.devgpt-5.6-terra | Azure | $2.50 | $15 | $0.25 | 1.1M |
| models.devgpt-5.6-terra | GitHub Copilot | $2.50 | $15 | $0.25 | 1.1M |
| models.devgpt-5.6-terra | OpenCode Zen | $2.50 | $15 | $0.25 | 1.1M |
| models.devgpt-5.6-terra | Vivgrid | $2.50 | $15 | $0.25 | 1.1M |
| LiteLLMazure/eu/gpt-5.6-terra | — | $2.75 | $16.50 | $0.275 | — |
| LiteLLMeu/gpt-5.6-terra | — | $2.75 | $16.50 | $0.275 | — |
| LiteLLMus/gpt-5.6-terra | — | $2.75 | $16.50 | $0.275 | — |
Capabilities
- Reasoning
- Tool calling
- Structured output
- Attachments
- In: text
- In: image
- In: pdf
- In: file
- Out: text
Knowledge cutoff: 2026-02-16Released: 2026-07-09Family: gpt-terra
Scores
Sparse coverage on purpose. Missing a score means we have not linked one yet, not that the model is unranked. Full boards on /benchmarks.
- AA intelligence55
- AA coding76.7
- AA agentic47.4
Sources: Arena AI, Artificial Analysis. See /benchmarks.