GPT-5.6 Terra (max) API Pricing
OpenAI · released 2026-07-09 · merges 6 reasoning-effort tiers
Benchmarks shown for the highest-scoring reasoning tier. Merged tiers: GPT-5.6 Terra (max), GPT-5.6 Terra (xhigh), GPT-5.6 Terra (high), GPT-5.6 Terra (medium), GPT-5.6 Terra (low), GPT-5.6 Terra (Non-reasoning).
Pricing
0.200¢ / 1K
1.20¢ / 1K
0.450¢ / 1K
What it actually costs
| Workload | Tokens | Cost |
|---|---|---|
| Short chat reply | 500 in / 300 out | 0.46¢ |
| RAG query | 4,000 in / 500 out | $0.0140 |
| Long document summary | 50,000 in / 1,000 out | $0.1120 |
| Code review of a 2k-line file | 30,000 in / 2,000 out | $0.0840 |
| 1,000 chat replies/day for 30 days | 30,000 × (500 in / 300 out) | $138.00 |
Cost = (input tokens ÷ 1,000,000 × $2.00) + (output tokens ÷ 1,000,000 × $12.00).
Benchmarks
#14 of 533
#6 of 197
Similar intelligence, lower price
| Model | Intelligence | Blended $/1M |
|---|---|---|
| Qwen3.8-Flash-Next | 39.8 | $0.23 |
| GLM 5.3 Flash | 41.8 | $0.237 |
| DeepSeek V4.1 Flash (Reasoning, Max Effort) | 39.5 | $0.525 |
| Step 5 Preview | 43.7 | $1.425 |
| Gemini 3.8 Flash (high) | 40.9 | $1.50 |
Leaderboard neighbours
| Model | Intelligence | Blended $/1M |
|---|---|---|
| Grok 4.6 (high) | 44.3 | $3.00 |
| Step 5 Preview | 43.7 | $1.425 |
| Kimi K3 (max) | 43.6 | $6.00 |
| GPT-5.6 Terra (max) | 42.1 | $4.50 |
| Claude Opus 4.8 (Adaptive Reasoning, Max Effort) | 41.8 | $10.00 |
| GLM 5.3 Flash | 41.8 | $0.237 |
| Gemini 3.8 Flash (high) | 40.9 | $1.50 |
More from OpenAI
| Model | Intelligence | Blended $/1M |
|---|---|---|
| GPT-6 Astra (max) | 52.7 | $20.00 |
| GPT-5.6 Sol (max) | 47.0 | $8.00 |
| GPT-5.4 (xhigh) | 39.0 | $5.625 |
| GPT-5.5 (xhigh) | 38.4 | $11.25 |
| GPT-5.6 Luna (max) | 37.3 | $0.45 |
| GPT-5.3 Codex (xhigh) | 32.5 | $4.813 |
| GPT-5.2 (xhigh) | 30.4 | $4.813 |
| GPT-5.2 Codex (xhigh) | 28.5 | $4.813 |
Count tokens & estimate cost for GPT-5.6 Terra (max) See GPT-5.6 Terra (max) on the leaderboard
Source: Artificial Analysis · last synced 2026-09-22
FAQ
Who develops GPT-5.6 Terra (max)?
GPT-5.6 Terra (max) is developed by OpenAI, released 2026-07-09.
How much does GPT-5.6 Terra (max) cost per million tokens?
GPT-5.6 Terra (max) costs $2.00 per 1M input tokens and $12.00 per 1M output tokens ($4.50 blended), per Artificial Analysis's official pricing data.
How does GPT-5.6 Terra (max) rank on benchmarks?
GPT-5.6 Terra (max) scores 42.1 on the Artificial Analysis Intelligence Index, ranking #14 of 533 models we track.
Is there a cheaper model with similar intelligence to GPT-5.6 Terra (max)?
Yes — Qwen3.8-Flash-Next scores similar intelligence (39.8) at $0.23/1M blended, versus $4.50/1M for GPT-5.6 Terra (max).
Where does this data come from?
Pricing and benchmark data for GPT-5.6 Terra (max) comes from Artificial Analysis (artificialanalysis.ai), synced daily. Last synced 2026-09-22.