AnthropicUnited States2026

Claude Opus 5.5

An AI model: software that a robot uses to perceive, plan or move. This page describes the software, not a robot.

Robotsnot stated

Key figures as stated by the developer

3 of 6 stated · 3 gaps

How to read the figures

50HzA: The letter in the grey square after a figure points to the source the figure came from. Pages with several sources carry several letters.

Versions and notes in the key figures (4)

Model type

Developer wording: "Claude Opus 5.5 is built for long-running agentic coding and knowledge work"

Controls

Note Model page, Input → output: "Text and images → text"

Inputs

Model page, Input → output: "Text and images → text" Images = camera, text = language.

Access

Model page, Availability, Platforms: "Claude API", Amazon Bedrock, Google Cloud, Microsoft Foundry and Claude Platform on AWS.

3 of 12 fields stated

The letter points to the source at the foot of the page. Fields without a figure are dashed: the developer does not state them — that is not the same as zero, and not the same as no.
Field	Value	Source and caveats
Input and output
Model type	`general-purpose model`	A Developer wording: "Claude Opus 5.5 is built for long-running agentic coding and knowledge work"
Inputs	`camera` `language`	A Model page, Input → output: "Text and images → text" Images = camera, text = language.
Controls	not stated	Note Model page, Input → output: "Text and images → text" ⁠A
Openness
Access	API only	A Model page, Availability, Platforms: "Claude API", Amazon Bedrock, Google Cloud, Microsoft Foundry and Claude Platform on AWS.
The developer’s own claims
Works across robots	not stated	Yes only if the developer itself says the model runs on different robot models, for example robots from two manufacturers or two of one manufacturer’s models. Several units of the same robot do not count.

Not stated: Degrees of freedom controlled, Parameters, Control rate, Runs where, Base model, License, Learns new tasks

Anthropic says Claude Opus 5.5 is built for long-running agentic coding and knowledge work.
Anthropic released Claude Opus 5.5 on 22 September 2026.
Anthropic PBC has its registered address in San Francisco.
Secondary source, not the developer: an independent study (RobotWorld, arXiv 2610.10409) evaluates the model on robot tasks.

A Manufacturer product page. platform.claude.com/docs/en/models/opus-5-5/overview · Retrieved 2026-10-14

One line per source, not per figure: a source has one retrieval date. The letter beside a figure points to the line it came from.