openai / text-generation API-only released 2025-12-10

GPT-5.2 Pro

GPT-5.2 Pro is OpenAI’s most advanced model, offering major improvements in agentic coding and long context performance over GPT-5 Pro. It is optimized for complex tasks that require step-by-step reasoning,...

Input / 1M
$21.00
Output / 1M
$168.00
Context
400K
AA Intelligence
—
Closed weights — available only as a hosted API image + text + file → text View on OpenRouter ↗

Pricing

via OpenRouter · USD per 1M tokens · synced 2026-10-24
$21.00
input / 1M
$168.00
output / 1M
—
cached input / 1M
$189.00
1M in + 1M out
:batch variant $10.50 in · $84.00 out
Context window
400,000 tokens
Max output
128,000 tokens
Providers
1
Cheapest provider
OpenAI · $21.00 / $168.00
Best throughput
—
AA Intelligence / Coding / Agentic
— / — / —
✓ Tool calling ✓ Reasoning ✓ Structured outputs ✓ Image input ✓ File input ✗ Audio input ✗ Prompt caching

Price history

tracking started — chart appears after 7 days of snapshots (6 recorded)
Current: $21.00 input · $168.00 output per 1M tokens

Providers

1 provider · per 1M tokens · last 30 min metrics
ProviderQuantContextInputOutputUptimeTok/s
OpenAI unknown 400K $21.00 $168.00 — —
Provider data from OpenRouter's endpoint listing, refreshed daily.

Specifications

Organisation
openai
Released on OpenRouter
2025-12-10
Context window
400,000 tokens
Max output
128,000 tokens
Input
image, text, file
Output
text
Tokenizer
GPT
Moderated by provider
Yes
OpenRouter id
openai/gpt-5.2-pro
Compare with
Prices, context and providers from the public OpenRouter API, snapshotted daily; benchmark indices from Artificial Analysis. See /methodology.