RRaddar
OpenAIClosed Weights

GPT-5.5

openai/gpt-5.5

Best Input Price

$0.00 / 1M

Default frontier GPT for coding, computer use, research, and knowledge work

Context Window

1,050,000 tokens

Reasoning

Supported

Tool Calling

Supported

Released

2026-04-23

Inference Providers (43)

ProviderModel IDContextInput / 1MOutput / 1MAction
Snowflake Cortexopenai-gpt-5.51,050,000$0.00$0.00Docs ↗
UnoRoutergpt-5.5:free1,050,000$0.00$0.00Docs ↗
Model Oracle AIgpt-5.51,050,000$0.00$0.00Docs ↗
Kenarigpt-5-51,050,000$0.00$0.00Docs ↗
Xpersonaxpersona-gpt-5.51,000,000$3.00$18.00Docs ↗
Ofoxopenai/gpt-5.51,050,000$4.00$24.00Docs ↗
Poeopenai/gpt-5.5400,000$4.55$27.27Docs ↗
Perplexity Agentopenai/gpt-5.51,050,000$5.00$30.00Docs ↗
NanoGPTopenai/gpt-5.51,050,000$5.00$30.00Docs ↗
NEAR AI Cloudopenai/gpt-5.51,050,000$5.00$30.00Docs ↗
Databricksdatabricks-gpt-5-51,050,000$5.00$30.00Docs ↗
LLM Gatewayazure/gpt-5.51,050,000$5.00$30.00Docs ↗
Kilo Gatewayopenai/gpt-5.51,050,000$5.00$30.00Docs ↗
Abacusgpt-5.51,000,000$5.00$30.00Docs ↗
302.AIgpt-5.51,050,000$5.00$30.00Docs ↗
OpenRouteropenai/gpt-5.51,050,000$5.00$30.00Docs ↗
Azuregpt-5.51,050,000$5.00$30.00Docs ↗
FreeModelgpt-5.51,050,000$5.00$30.00Docs ↗
Azure Cognitive Servicesgpt-5.51,050,000$5.00$30.00Docs ↗
AI-ROUTERgpt-5.51,050,000$5.00$30.00Docs ↗
ZenMuxopenai/gpt-5.51,050,000$5.00$30.00Docs ↗
Impossiblopenai/gpt-5.51,050,000$5.00$30.00Docs ↗
GMI Cloudopenai/gpt-5.51,050,000$5.00$30.00Docs ↗
Cloudflare AI Gatewayopenai/gpt-5.51,000,000$5.00$30.00Docs ↗
FastRouteropenai/gpt-5.51,050,000$5.00$30.00Docs ↗
OrcaRouteropenai/gpt-5.51,050,000$5.00$30.00Docs ↗
Neongpt-5-51,050,000$5.00$30.00Docs ↗
Merge Gatewayopenai/gpt-5.51,050,000$5.00$30.00Docs ↗
Oppergpt-5.51,050,000$5.00$30.00Docs ↗
Pioneergpt-5.51,050,000$5.00$30.00Docs ↗
GitHub Copilotgpt-5.51,050,000$5.00$30.00Docs ↗
Eden AIopenai/gpt-5.51,050,000$5.00$30.00Docs ↗
HPC-AIopenai/gpt-5.51,050,000$5.00$30.00Docs ↗
OpenCode Zengpt-5.51,050,000$5.00$30.00Docs ↗
DevPass (LLM Gateway)gpt-5.51,050,000$5.00$30.00Docs ↗
SAP AI Coregpt-5.51,050,000$5.00$30.00Docs ↗
Vivgridgpt-5.51,050,000$5.00$30.00Docs ↗
DaoXEgpt-5.51,050,000$5.00$30.00Docs ↗
CrossModelopenai/gpt-5.51,050,000$5.00$30.00Docs ↗
Requestygpt-5.5@eu1,050,000$5.50$33.00Docs ↗
Amazon Bedrockopenai.gpt-5.51,000,000$5.50$33.00Docs ↗
Venice AIopenai-gpt-551,000,000$6.25$37.50Docs ↗
Vercel AI Gatewayopenai/gpt-5.5-fast1,000,000$12.50$75.00Docs ↗