OpenAI

GPT-5.5

openai
Chat

GPT-5.5 is the latest frontier model in the GPT-5 series with a 1M+ context window, offering improved agentic and long context performance. It uses adaptive reasoning to dynamically allocate computation across tasks.

Beta

Modalities

In / out price

$6.25 / $37.5

per 1M

Context

1M

Max output

131K

Released

Apr 23, 2026

Updated

Jul 17, 2026

Privacy

1 / 3

Anonymous routing

Anonymous tier

  1. Anonymous
  2. Private
  3. E2EE
  • Your identity is hidden from the inference provider.
  • The inference provider can see prompt content; zero retention is not guaranteed.

Moderation

Not specified

No model-level moderation classification is recorded in this catalog.

Data retention

Not guaranteed

AnonRouter stores no payloads. Provider zero-retention is not guaranteed.

Features

7
Streaming
Tool calling
Reasoning
Vision
JSON/schema
Web search
Prompt caching

Routing

2

Anonrouter hosted

Routed through AnonRouter's gateway with metadata-only logging.

Provider direct

Requests egress directly to the provider runtime.

USD per 1M tokens from the Venice models API. Extended-context rates apply beyond the standard context window.

Providers & sources

1 route

Uptime

30d