Deprecated on Jul 16, 2026. 3 providers still list it at the prices below.
Context
400K
Max output
128K
Serving providers
3
Cheapest input
$0.25 /1M
On-demand listed rates, OpenRouter routed quotes and Vercel reseller quotes. Enterprise commitments (committed-use discounts, provisioned throughput, negotiated rates) can be materially lower.

Benchmarks

independent evaluations · source: Artificial Analysis
Speed & latency
Output speed
161 t/s
tokens / second
Time to first token
30.12s
latency
Headline indices
Individual benchmarks · click a row for effort variants
BenchmarkBest scoreEffortCost / task
CritPt0%default—
GPQA Diamond81%default—
Humanity's Last Exam18%default—
IFBench68%default—
LiveCodeBench84%default—
Long-Context Reasoning67%default—
MMLU-ProFrozen Aug 18, 202682%default—
MMMU-Pro69%default—
Omniscience-16.4default—
Omniscience Accuracy0.2default—
Omniscience Non Hallucination0.5default—
SciCodeArtificial Analysis did not report this score in its latest run on Oct 14, 202643%——
TerminalBench Hard33%default—
τ²-bench63%default—
Artificial Analysis last published scores for this benchmark on Aug 18, 2026. Scores here are frozen at that date, and models released since are not on it.

Pricing by serving provider

standard tier · per 1M tokens · click a provider to expand
Serving providerInput /1MOutput /1MEndpoints
DatabricksCheapest$0.25$2.001
Standarddatabricks/databricks-gpt-5-1-codex-mini
ComponentUnitStandard
Text cached in/1M tok$0.025
Text cache write/1M tok$0.25
Text input/1M tok$0.25
Text output/1M tok$2.00
OpenRouter$0.25$2.001
VercelVercel reseller quote$0.25$2.001

Price history

listed seller prices, input and output per 1M tokens
Input Output
$0.00$0.50$1.00$1.50$2.00Aug 19Aug 26$2.00$0.25

Cost calculator

estimate your monthly spend on this model
$210
estimated / month

Model IDs

copy the exact identifier for your platform
databricks/databricks-gpt-5-1-codex-miniopenai/gpt-5.1-codex-miniopenai/gpt-5.1-codex-mini

Frequently asked questions

GPT-5.1-Codex-Mini pricing, context and availability

Is GPT-5.1-Codex-Mini still available?

GPT-5.1-Codex-Mini was deprecated on 2026-07-16, but 3 serving providers still list it.

How much does GPT-5.1-Codex-Mini cost?

GPT-5.1-Codex-Mini costs $0.25 per 1M input tokens from Databricks, and $2.00 per 1M output tokens from Databricks. Across 3 serving providers, input prices range from $0.25 to $0.25 per 1M tokens.

What is the context window of GPT-5.1-Codex-Mini?

GPT-5.1-Codex-Mini accepts up to 400K tokens of context and can return up to 128K output tokens.

Which providers serve GPT-5.1-Codex-Mini?

GPT-5.1-Codex-Mini is available from 3 serving providers, each with its own pricing and model ID. Databricks is currently the cheapest.

What can GPT-5.1-Codex-Mini do?

GPT-5.1-Codex-Mini supports image input (vision), tool use, reasoning, prompt caching, structured output and web search.

Other OpenAI models

compare pricing across the OpenAI lineup
Listed prices from LiteLLM, OpenRouter and Vercel · last checked Sep 22, 2026

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