Anthropic: Claude Opus 4.5 (latest)

Flagship Claude model for deep reasoning, coding, and long-horizon agents

Source-linked claude-opus Closed weights Released 2025-11-24

API record Report

InputT

OutputT

Input price$5/M

Output price$25/M

Context200K

Max output64K

Providers19

Inference availability

Providers

Provider-specific identifiers, limits, and listed prices per million tokens. Every row links back to the provider's own documentation.

Report a price

Providers offering Claude Opus 4.5 (latest)
Provider	Provider model ID	Context	Max output	Input	Output	Cache read	Capabilities	Docs
Snowflake Cortex	`claude-opus-4-5`	200K	64K	—	—	—	ReasoningTools	Docs ↗
Eden AI	`anthropic/claude-opus-4-5`	200K	64K	$5	$25	$0.5	ReasoningToolsJSON	Docs ↗
Opper	`anthropic/claude-opus-4-5`	200K	64K	$5	$25	$0.5	ReasoningToolsJSON	Docs ↗
Ofox	`anthropic/claude-opus-4.5`	200K	64K	$5	$25	$0.5	ReasoningTools	Docs ↗
Cloudflare AI Gateway	`anthropic/claude-opus-4.5`	200K	64K	$5	$25	$0.5	ReasoningToolsJSON	Docs ↗
Perplexity Agent	`anthropic/claude-opus-4-5`	200K	64K	$5	$25	$0.5	ReasoningTools	Docs ↗
Cloudflare AI Gateway	`anthropic/claude-opus-4-5`	200K	64K	$5	$25	$0.5	ReasoningToolsJSON	Docs ↗
Kilo Gateway	`anthropic/claude-opus-4.5`	200K	64K	$5	$25	$0.5	ReasoningToolsJSON	Docs ↗
Requesty	`anthropic/claude-opus-4-5`	200K	64K	$5	$25	$0.5	ReasoningTools	Docs ↗
Pioneer	`claude-opus-4-5`	200K	64K	$5	$25	$0.5	ReasoningTools	Docs ↗
OrcaRouter	`anthropic/claude-opus-4.5`	200K	64K	$5	$25	$0.5	ReasoningTools	Docs ↗
OpenRouter	`anthropic/claude-opus-4.5`	200K	64K	$5	$25	$0.5	ReasoningToolsJSON	Docs ↗
Databricks	`databricks-claude-opus-4-5`	200K	64K	$5	$25	$0.5	ReasoningTools	Docs ↗
Impossibl	`anthropic/claude-opus-4-5`	200K	64K	$5	$25	$0.5	ReasoningTools	Docs ↗
GitHub Copilot	`claude-opus-4.5`	200K	32K	$5	$25	$0.5	ReasoningTools	Docs ↗
Neon	`claude-opus-4-5`	200K	64K	$5	$25	$0.5	ReasoningToolsJSON	Docs ↗
Requesty	`claude-opus-4-5`	200K	64K	$5	$25	$0.5	ReasoningToolsJSON	Docs ↗
Anthropic	`claude-opus-4-5`	200K	64K	$5	$25	$0.5	ReasoningToolsJSON	Docs ↗
Cortecs	`claude-opus4-5`	200K	64K	$5.313	$26.568	$0.531	ReasoningToolsJSON	Docs ↗

Capability badges appear only where the provider catalog explicitly lists support. A blank cell means the source is silent, not that the feature is absent.

Listed rates

Price across providers

Input price per million tokens as published by each provider. Bars are drawn from listed rates only — no traffic weighting, since the catalog observes no requests.

Lowest input $5/M

Across 18 priced providers

Median input $5/M

Midpoint of listed rates

Highest input $5.313/M

1.1× the lowest listed rate

Output range $25 – $26.568

Per million output tokens

Eden AI $5/M

Opper $5/M

Ofox $5/M

Cloudflare AI Gateway $5/M

Perplexity Agent $5/M

Cloudflare AI Gateway $5/M

Kilo Gateway $5/M

Requesty $5/M

Pioneer $5/M

OrcaRouter $5/M

OpenRouter $5/M

Databricks $5/M

Impossibl $5/M

GitHub Copilot $5/M

Neon $5/M

Requesty $5/M

Anthropic $5/M

Cortecs $5.313/M

Cost calculator

Estimate a workload

Provider Input tokens 1,000,000 Output tokens 250,000 Cached input 0%

$0.00

Excludes taxes, non-token charges, and tiered discounts.

17 providers list the identical $5 input rate, so price alone will not separate them — compare context limits, max output, and capabilities above.

Specification

Capabilities

Recorded from the source catalog and provider listings.

✓ Reasoning Yes

✓ Tool calling Yes

? Structured output Unknown

✓ Attachments Yes

✓ Vision input Yes

× Open weights No

Creator: Anthropic
Model family: claude-opus
Knowledge cutoff: 2025-05
License: Not documented
Release date: 2025-11-24
Model ID: anthropic/claude-opus-4-5

Published evaluations

Benchmarks

Every result stays attached to its source, version, metric and harness. Scores from different versions are never merged, and the profile below plots each benchmark against its own population rather than on a shared scale.

Benchmark registry

No published benchmark results

ModelBench does not infer quality from price, context size, or model name. When a source publishes a comparable result, it appears here with its version and link.

Read the methodology

Catalog activity

Change log

Field-level changes detected between successful source imports.

Full change log

No changes recorded

This record has not changed within the retained import history.

Provenance

Sources & verification

Every figure on this page traces back to one of these records.

Methodology

Last verified: Sep 11, 2026
Status: Source-linked
Confidence: Medium
Catalog source: Models.dev

Public API

Use this record

Fetch the complete source-linked model record. No key, no account, no rate-limited tier.

API documentation

Endpoint

GET https://model.kyssta.lol/api/v1/models/anthropic/claude-opus-4-5

curl

curl "https://model.kyssta.lol/api/v1/models/anthropic/claude-opus-4-5"

Common questions

Frequently asked questions

Answered directly from the stored record — nothing here is generated beyond the catalog's own fields.

What is Claude Opus 4.5 (latest)?

Flagship Claude model for deep reasoning, coding, and long-horizon agents. It is published by Anthropic and catalogued here from Models.dev.

How much does Claude Opus 4.5 (latest) cost?

Listed input pricing starts at $5 per million tokens from Eden AI, rising to $5.313 across 18 listed providers.

What is the context length of Claude Opus 4.5 (latest)?

Claude Opus 4.5 (latest) accepts up to 200K tokens of context and returns up to 64K output tokens.

Does Claude Opus 4.5 (latest) support tool calling and structured output?

Provider catalogs list support for tool calling, reasoning, and image input.

Which providers serve Claude Opus 4.5 (latest)?

17 providers list this model: Snowflake Cortex, Eden AI, Opper, Ofox, Cloudflare AI Gateway, Perplexity Agent and 11 more.

Are the weights for Claude Opus 4.5 (latest) open?

No. This model is served through hosted APIs only.

When was Claude Opus 4.5 (latest) released?

The catalog records a release date of 2025-11-24, last verified Sep 11, 2026.

More models from Anthropic

View all →

Claude Opus 5 (Fast)

Fast-mode variant of [Opus 5](/anthropic/claude-opus-5) - identical capabilities with higher output speed at 2x pricing relative to regular Opus 5. Learn more in Anthropic's docs: https://platform.claude.com/docs/en/build-with-claude/fast-mode Note: As of September...

1M ctx $10/M in Anthropic: Claude Opus 4.8 (Fast)

Fast-mode variant of [Opus 4.8](/anthropic/claude-opus-4.8) - identical capabilities with higher output speed at 2x pricing relative to regular Opus 4.8. Learn more in Anthropic's docs: https://platform.claude.com/docs/en/build-with-claude/fast-mode Note: As of September...

1M ctx $10/M in Anthropic: Claude Opus 4.7 (Fast)

Fast-mode variant of [Opus 4.7](/anthropic/claude-opus-4.7) - identical capabilities with higher output speed at premium 6x pricing. Learn more in Anthropic's docs: https://platform.claude.com/docs/en/build-with-claude/fast-mode

1M ctx $30/M in Anthropic: Claude 3 Haiku

Claude 3 Haiku is Anthropic's fastest and most compact model for near-instant responsiveness. Quick and accurate targeted performance. See the launch announcement and benchmark results [here](https://www.anthropic.com/news/claude-3-haiku) #multimodal

200K ctx $0.25/M in