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OpenAI API pricing and price history
OpenAI API prices per 1M tokens for all 105 OpenAI models listed on OpenRouter, from our daily snapshot of 27 Oct 2026, plus every price change, new model and removal we have recorded since 14 Oct 2026.
Key points
- Cheapest paid OpenAI model (standard, non-batch):
openai/gpt-oss-20bat $0.018 input / $0.09 output per 1M tokens. Most expensive:openai/o1-proat $150 / $600. - Since 14 Oct 2026: 5 price changes, 4 new models and 3 removals across 14 daily snapshots.
- Biggest input-price move:
openai/gpt-oss-120bon 15 Oct 2026, $0.037 → $0.15 per 1M input tokens (+305%). - Largest context window:
openai/gpt-6.1-terra-prowith 1,050,000 tokens.
All OpenAI API prices today
| Model | Input $/1M | Output $/1M | Blended $/1M (3:1) | Context | Price changes | First seen |
|---|---|---|---|---|---|---|
openai/gpt-oss-20b | $0.018 | $0.09 | $0.036 | 131,072 | 0 | ≤ 14 Oct 2026 |
openai/gpt-oss-20b:batch | $0.024 | $0.112 | $0.046 | 131,072 | 0 | ≤ 14 Oct 2026 |
openai/gpt-oss-120b:batch | $0.0296 | $0.136 | $0.0562 | 131,072 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5-nano:batch | $0.025 | $0.2 | $0.0688 | 400,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-4.1-nano:batch | $0.05 | $0.2 | $0.0875 | 1,047,576 | 0 | ≤ 14 Oct 2026 |
openai/gpt-6-luna-pro:batch | $0.05 | $0.25 | $0.1 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-6-luna:batch | $0.05 | $0.25 | $0.1 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-4o-mini:batch | $0.075 | $0.3 | $0.1312 | 128,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-oss-safeguard-20b | $0.075 | $0.3 | $0.1312 | 131,072 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5-nano | $0.05 | $0.4 | $0.1375 | 400,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-4.1-nano | $0.1 | $0.4 | $0.175 | 1,047,576 | 0 | ≤ 14 Oct 2026 |
openai/gpt-6-luna | $0.1 | $0.5 | $0.2 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-6-luna-pro | $0.1 | $0.5 | $0.2 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.6-luna-pro:batch | $0.1 | $0.6 | $0.225 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.6-luna:batch | $0.1 | $0.6 | $0.225 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.4-nano:batch | $0.1 | $0.625 | $0.2313 | 400,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-4o-mini | $0.15 | $0.6 | $0.2625 | 128,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-4o-mini-2024-07-18 | $0.15 | $0.6 | $0.2625 | 128,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-oss-120b | $0.15 | $0.6 | $0.2625 | 131,072 | 1 | ≤ 14 Oct 2026 |
openai/gpt-5-mini:batch | $0.125 | $1 | $0.3438 | 400,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-4.1-mini:batch | $0.2 | $0.8 | $0.35 | 1,047,576 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.6-luna | $0.2 | $1.2 | $0.45 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.6-luna-pro | $0.2 | $1.2 | $0.45 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.4-nano | $0.2 | $1.25 | $0.4625 | 400,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5-mini | $0.25 | $2 | $0.6875 | 400,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.1-codex-mini | $0.25 | $2 | $0.6875 | 400,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-4.1-mini | $0.4 | $1.6 | $0.7 | 1,047,576 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.4-mini:batch | $0.375 | $2.25 | $0.8438 | 400,000 | 0 | ≤ 14 Oct 2026 |
openai/o3-mini:batch | $0.55 | $2.2 | $0.9625 | 200,000 | 0 | ≤ 14 Oct 2026 |
openai/o4-mini:batch | $0.55 | $2.2 | $0.9625 | 200,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-6.1-terra-pro:batch | $0.5 | $2.5 | $1 | 1,050,000 | 0 | 27 Oct 2026 |
openai/gpt-6.1-terra:batch | $0.5 | $2.5 | $1 | 1,050,000 | 0 | 27 Oct 2026 |
openai/gpt-audio-mini | $0.6 | $2.4 | $1.05 | 128,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-3.5-turbo-0613 | $1 | $2 | $1.25 | 4,095 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.4-mini | $0.75 | $4.5 | $1.6875 | 400,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5:batch | $0.625 | $5 | $1.7188 | 400,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.1:batch | $0.625 | $5 | $1.7188 | 400,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-4.1:batch | $1 | $4 | $1.75 | 1,047,576 | 0 | ≤ 14 Oct 2026 |
openai/o3:batch | $1 | $4 | $1.75 | 200,000 | 0 | ≤ 14 Oct 2026 |
openai/o3-mini | $1.1 | $4.4 | $1.925 | 200,000 | 0 | ≤ 14 Oct 2026 |
openai/o3-mini-high | $1.1 | $4.4 | $1.925 | 200,000 | 0 | ≤ 14 Oct 2026 |
openai/o4-mini | $1.1 | $4.4 | $1.925 | 200,000 | 0 | ≤ 14 Oct 2026 |
openai/o4-mini-high | $1.1 | $4.4 | $1.925 | 200,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-6-sol-pro:batch | $1 | $5 | $2 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-6-sol:batch | $1 | $5 | $2 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-6.1-sol-pro:batch | $1 | $5 | $2 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-6.1-sol:batch | $1 | $5 | $2 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-6.1-terra | $1 | $5 | $2 | 1,050,000 | 0 | 27 Oct 2026 |
openai/gpt-6.1-terra-pro | $1 | $5 | $2 | 1,050,000 | 0 | 27 Oct 2026 |
openai/gpt-4o:batch | $1.25 | $5 | $2.1875 | 128,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.6-terra-pro:batch | $1 | $6 | $2.25 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.6-terra:batch | $1 | $6 | $2.25 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5-image-mini | $2.5 | $2 | $2.375 | 400,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.2:batch | $0.875 | $7 | $2.4063 | 400,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.4:batch | $1.25 | $7.5 | $2.8125 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-3.5-turbo-16k | $3 | $4 | $3.25 | 16,385 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5 | $1.25 | $10 | $3.4375 | 400,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.1 | $1.25 | $10 | $3.4375 | 400,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.1-codex | $1.25 | $10 | $3.4375 | 400,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.1-codex-max | $1.25 | $10 | $3.4375 | 400,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-4.1 | $2 | $8 | $3.5 | 1,047,576 | 0 | ≤ 14 Oct 2026 |
openai/o3 | $2 | $8 | $3.5 | 200,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.6-sol-pro:batch | $2 | $10 | $4 | 1,050,000 | 1 | ≤ 14 Oct 2026 |
openai/gpt-5.6-sol:batch | $2 | $10 | $4 | 1,050,000 | 1 | ≤ 14 Oct 2026 |
openai/gpt-6-sol | $2 | $10 | $4 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-6-sol-pro | $2 | $10 | $4 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-6.1-sol | $2 | $10 | $4 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-6.1-sol-pro | $2 | $10 | $4 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-4o | $2.5 | $10 | $4.375 | 128,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-4o-2024-08-06 | $2.5 | $10 | $4.375 | 128,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-4o-2024-11-20 | $2.5 | $10 | $4.375 | 128,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-audio | $2.5 | $10 | $4.375 | 128,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.6-terra | $2 | $12 | $4.5 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.6-terra-pro | $2 | $12 | $4.5 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.2 | $1.75 | $14 | $4.8125 | 400,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.2-chat | $1.75 | $14 | $4.8125 | 128,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.2-codex | $1.75 | $14 | $4.8125 | 400,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.3-codex | $1.75 | $14 | $4.8125 | 400,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.4 | $2.5 | $15 | $5.625 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.5:batch | $2.5 | $15 | $5.625 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-4-turbo:batch | $5 | $15 | $7.5 | 128,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-4o-2024-05-13 | $5 | $15 | $7.5 | 128,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.6-sol | $4 | $20 | $8 | 1,050,000 | 1 | ≤ 14 Oct 2026 |
openai/gpt-5.6-sol-pro | $4 | $20 | $8 | 1,050,000 | 1 | ≤ 14 Oct 2026 |
openai/gpt-5.4-image-2 | $8 | $15 | $9.75 | 272,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5-image | $10 | $10 | $10 | 400,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-6-astra-pro:batch | $5 | $25 | $10 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-6-astra:batch | $5 | $25 | $10 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.5 | $5 | $30 | $11.25 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-chat-latest | $5 | $30 | $11.25 | 400,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-4-turbo | $10 | $30 | $15 | 128,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-6-astra | $10 | $50 | $20 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-6-astra-pro | $10 | $50 | $20 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5-pro:batch | $7.5 | $60 | $20.625 | 400,000 | 0 | ≤ 14 Oct 2026 |
openai/o1 | $15 | $60 | $26.25 | 200,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.2-pro:batch | $10.5 | $84 | $28.875 | 400,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.4-pro:batch | $15 | $90 | $33.75 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.5-pro:batch | $15 | $90 | $33.75 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/o3-pro | $20 | $80 | $35 | 200,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-4 | $30 | $60 | $37.5 | 8,191 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5-pro | $15 | $120 | $41.25 | 400,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.2-pro | $21 | $168 | $57.75 | 400,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.4-pro | $30 | $180 | $67.5 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/gpt-5.5-pro | $30 | $180 | $67.5 | 1,050,000 | 0 | ≤ 14 Oct 2026 |
openai/o1-pro | $150 | $600 | $262.5 | 200,000 | 0 | ≤ 14 Oct 2026 |
Sorted by blended price (3 input tokens per output token). "Price changes" counts daily moves in input or output price since 14 Oct 2026. Prices are OpenRouter list prices; OpenAI direct prices can differ.
Daily price history
USD per 1M tokens, input / output. "—" means not listed that day.
| Date | gpt-5.6-sol-pro:batch | gpt-5.6-sol-pro | gpt-5.6-sol:batch | gpt-5.6-sol | gpt-oss-120b | gpt-6.1-terra-pro |
|---|---|---|---|---|---|---|
| 2026-10-27 | $2 / $10 | $4 / $20 | $2 / $10 | $4 / $20 | $0.15 / $0.6 | $1 / $5 |
| 2026-10-26 | $2 / $10 | $4 / $20 | $2 / $10 | $4 / $20 | $0.15 / $0.6 | — |
| 2026-10-25 | $2 / $10 | $4 / $20 | $2 / $10 | $4 / $20 | $0.15 / $0.6 | — |
| 2026-10-24 | $2 / $10 | $4 / $20 | $2 / $10 | $4 / $20 | $0.15 / $0.6 | — |
| 2026-10-23 | $2 / $10 | $4 / $20 | $2 / $10 | $4 / $20 | $0.15 / $0.6 | — |
| 2026-10-22 | $2 / $10 | $4 / $20 | $2 / $10 | $4 / $20 | $0.15 / $0.6 | — |
| 2026-10-21 | $2 / $10 | $4 / $20 | $2 / $10 | $4 / $20 | $0.15 / $0.6 | — |
| 2026-10-20 | $2 / $10 | $4 / $20 | $2 / $10 | $4 / $20 | $0.15 / $0.6 | — |
| 2026-10-19 | $2 / $10 | $4 / $20 | $2 / $10 | $4 / $20 | $0.15 / $0.6 | — |
| 2026-10-18 | $2 / $10 | $4 / $20 | $2 / $10 | $4 / $20 | $0.15 / $0.6 | — |
| 2026-10-17 | $2 / $10 | $4 / $20 | $2 / $10 | $4 / $20 | $0.15 / $0.6 | — |
| 2026-10-16 | $2 / $10 | $4 / $20 | $2 / $10 | $4 / $20 | $0.15 / $0.6 | — |
| 2026-10-15 | $2 / $10 | $4 / $20 | $2 / $10 | $4 / $20 | $0.15 / $0.6 | — |
| 2026-10-14 | $1 / $5 | $2 / $10 | $1 / $5 | $2 / $10 | $0.037 / $0.17 | — |
OpenAI price change log
- 2026-10-27: new model
openai/gpt-6.1-terraat $1 in / $5 out - 2026-10-27: new model
openai/gpt-6.1-terra:batchat $0.5 in / $2.5 out - 2026-10-27: new model
openai/gpt-6.1-terra-proat $1 in / $5 out - 2026-10-27: new model
openai/gpt-6.1-terra-pro:batchat $0.5 in / $2.5 out - 2026-10-25: removed
openai/gpt-3.5-turbo(was $0.5 in / $1.5 out) - 2026-10-25: removed
openai/gpt-3.5-turbo:batch(was $0.25 in / $0.75 out) - 2026-10-25: removed
openai/gpt-3.5-turbo-instruct(was $1.5 in / $2 out) - 2026-10-15:
openai/gpt-oss-120b$0.037 → $0.15 in / $0.17 → $0.6 out - 2026-10-15:
openai/gpt-5.6-sol$2 → $4 in / $10 → $20 out - 2026-10-15:
openai/gpt-5.6-sol:batch$1 → $2 in / $5 → $10 out - 2026-10-15:
openai/gpt-5.6-sol-pro$2 → $4 in / $10 → $20 out - 2026-10-15:
openai/gpt-5.6-sol-pro:batch$1 → $2 in / $5 → $10 out
Other providers: Anthropic · Google Gemini · DeepSeek · Qwen · Mistral AI · xAI Grok · Llama · Kimi · GLM · MiniMax · NVIDIA · Cohere · Amazon Nova · all providers
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