GPT-5 Codex (batch)
GPT-5-Codex is a version of GPT-5 optimized for agentic coding tasks in Codex or similar environments.
text + image + file → text · made by OpenAI
Sold by 5 ways
| Seller | Lane | Rate |
|---|---|---|
| Microsoft Azure AI cloud | standard | $1.25per Mtok in$10per Mtok out$0.13per Mtok cachedmodels.dev · read 2026-09-16 |
| Nous Research 0 ways | $0.5per Mtok in$4per Mtok out$0.05per Mtok cached | |
| Nous Research aggregatornot on the seller's list today | standard | $0.5per Mtok in$4per Mtok out$0.05per Mtok cachedinference-api.nousresearch.com · read 2026-08-25 |
| OpenRouter 0 ways | $0.62per Mtok in$5per Mtok out$0.062per Mtok cached | |
| OpenRouter aggregatornot on the seller's list today | standard | $0.62per Mtok in$5per Mtok out$0.062per Mtok cachedopenrouter.ai · read 2026-08-24 |
| Requesty aggregator | openai-responses | $1.25per Mtok in$10per Mtok out$0.12per Mtok cachedrouter.requesty.ai · read 2026-08-28 |
| Vercel AI Gateway aggregator | standard | $1.25per Mtok in$10per Mtok out$0.13per Mtok cachedai-gateway.vercel.sh · read 2026-08-25 |
Measured 3 standings
| Place | Board | Metric | Score |
|---|---|---|---|
| 37thof 65 | Apex agents — Epoch AI | Pass@1 score (high) | 0.201 |
| 58thof 170 | Weirdml — Epoch AI | Accuracy | 54.53 |
| 81stof 202 | Terminalbench — Epoch AI | Accuracy mean | 0.443 |
About
GPT-5 Codex (batch) — a text model from OpenAI, sold by 3 companies from $1.25 in and $10 out per million tokens, placed 58th of 170 on Weirdml — Epoch AI.
It takes text, images and files and returns text, with a context window of 400,000 tokens. It was published in 2025, trained on material up to September 2024. Its sellers say it can reason step by step and call a tool. The catalogue files it under code and agents. Three companies sell it. The cheapest is $1.25 in and $10 out per million tokens at Microsoft Azure AI. Beside the standard rate there is a separately routed lane. It has been measured on 3 boards, and stands best at 58th of 170 on Weirdml — Epoch AI.
Every current figure
- Maker
- OpenAI
- Register
- model
- Takes
- text + image + file
- Returns
- text
- Context
- 400,000 tokens
- Longest answer
- 128,000 tokens
- Published
- 2025
- Knowledge to
- September 2024
- Licence
- not read
- Sellers
- 3
- Maker's own price
- not read
- Price
- $1.25 in and $10 out per million tokens — Microsoft Azure AI
- Boards
- 3
- Best place
- 58th of 170 — Weirdml — Epoch AI
Known as 4 names
openai/gpt-5-codex:batchopenai-responses/gpt-5-codexopenai/gpt-5-codexOpenAI: GPT-5 Codex (batch)