GPT 5.6 API pricing
Published on-demand rates for OpenAI's gpt-5.6, captured 2026-08-10 from public pricing data and committed to our archive. Context window 1.05M tokens; first observed in our archive 2026-07-13.
| Meter | USD per 1M tokens |
|---|---|
| Input | $5.00 |
| Output | $30.00 |
| Cached input | $0.500 |
Standard on-demand rates. Excludes batch endpoints and negotiated pricing; confirm on OpenAI's pricing page before committing.
What it costs on a real workload
The four frozen profiles the LLMPrice indices price, per 1M tokens processed, at the rates above. Where no cache-read rate is published, the whole input bills at the standard rate.
| Profile | In / out mix | Cached share | Cost |
|---|---|---|---|
| Retrieval | 800k / 200k | 70% | $7.48 |
| Chat | 500k / 500k | 30% | $16.82 |
| Content | 200k / 800k | 20% | $24.82 |
| Agent | 900k / 100k | 85% | $4.06 |
Profile definitions are frozen and published on the methodology page. Compare every model on these profiles →
Observed rate history
No repricing observed since this model entered our archive on 2026-07-13. When a rate moves, the change appears here and on the sitewide ticker.
Priced near this one
The models closest to GPT 5.6 on a retrieval workload, cheaper and more expensive alike. We publish no quality score, so this is what they cost and nothing more.
| Model | Provider | Input | Output | vs GPT 5.6 |
|---|---|---|---|---|
| Claude Opus 5 | Anthropic | $5.00 | $25.00 | 13% less |
| Sonar Pro | Perplexity | $3.00 | $15.00 | 28% less |
| Grok 4 | xAI | $3.00 | $15.00 | 28% less |
| GPT 5.3 | OpenAI | $1.75 | $14.00 | 56% less |
Compared on the retrieval profile: 800k input, 200k output, 70% of input cached where the model offers a cache rate.
No affiliate or referral arrangements: the console link carries no parameters and nothing on this page is paid placement. GPT 5.6 is a trademark of its owner; LLMPrice.io is independent and unaffiliated.