Updated 51 min ago · first seen 11 Sept 2026
provider_01M293SPA4KP5YQDWPRN561M0S
Specification
- Documentation
Source:AI Atlas curated registry (YAML, versioned in git, every entry carries its source URL)T2observed 52 min agomedium
- Pricing page
Source:AI Atlas curated registry (YAML, versioned in git, every entry carries its source URL)T2observed 52 min agomedium
- Prompt caching
- {"Cache read (hit)":"0.1x base input price (0.025x on Claude Fable 5.1 and Claude Mythos 5.1)","1-hour cache write":"2x base input price","5-minute cache write":"1.25x base input price"}
Source:Claude Developer Platform docsT1observed 51 min agohigh
- Website
Source:AI Atlas curated registry (YAML, versioned in git, every entry carries its source URL)T2observed 52 min agomedium
Each value shows its source, tier and observation time. Conflicting claims are kept side by side and flagged — never averaged. How AI Atlas records facts →
Provenance
Attributed facts
4
Source tiers
T1T21 / 3
Freshest observation
51 min ago
Conflicts
None
Current prices
| Model | Input / 1M | Output / 1M | Cached in | Batch in / out | Context | Observed | Source |
|---|---|---|---|---|---|---|---|
| Claude 3 Haikuanthropic/claude-3-haikuAnthropic | $0.25 | $1.25 | $0.03 | — | 200K | 33 min ago | openrouter.aiT2 |
| Claude Haiku 4.5anthropic/claude-haiku-4.5:batchAnthropic | $0.50 | $2.5 | $0.05 | — | 200K | 33 min ago | openrouter.aiT2 |
| Claude Haiku 3.5Anthropic | $0.80 | $4 | $0.08 | — | — | 51 min ago | platform.claude.comT1 |
| Claude Haiku 4.5Anthropic | $1 | $5 | $0.10 | — | — | 51 min ago | platform.claude.comT1 |
| Claude Haiku 4.5anthropic/claude-haiku-4.5Anthropic | $1 | $5 | $0.10 | — | 200K | 33 min ago | openrouter.aiT2 |
| Claude Sonnet 5anthropic/claude-sonnet-5:batchAnthropic | $1 | $5 | $0.10 | — | 1M | 33 min ago | openrouter.aiT2 |
| Claude Sonnet 4.5anthropic/claude-sonnet-4.5:batchAnthropic | $1.5 | $7.5 | $0.15 | — | 1M | 33 min ago | openrouter.aiT2 |
| Claude Sonnet 4.6anthropic/claude-sonnet-4.6:batchAnthropic | $1.5 | $7.5 | $0.15 | — | 1M | 33 min ago | openrouter.aiT2 |
| Claude Sonnet 5anthropic/claude-sonnet-5Anthropic | $2 | $10 | $0.20 | — | 1M | 33 min ago | openrouter.aiT2 |
| Claude Sonnet 5Anthropic | $2 | $10 | $0.20 | — | — | 51 min ago | platform.claude.comT1 |
| Claude Opus 4.5anthropic/claude-opus-4.5:batchAnthropic | $2.5 | $12.5 | $0.25 | — | 200K | 33 min ago | openrouter.aiT2 |
| Claude Opus 4.6anthropic/claude-opus-4.6:batchAnthropic | $2.5 | $12.5 | $0.25 | — | 1M | 33 min ago | openrouter.aiT2 |
| Claude Opus 4.7anthropic/claude-opus-4.7:batchAnthropic | $2.5 | $12.5 | $0.25 | — | 1M | 33 min ago | openrouter.aiT2 |
| Claude Opus 4.8anthropic/claude-opus-4.8:batchAnthropic | $2.5 | $12.5 | $0.25 | — | 1M | 33 min ago | openrouter.aiT2 |
| Claude Opus 5anthropic/claude-opus-5:batchAnthropic | $2.5 | $12.5 | $0.25 | — | 1M | 33 min ago | openrouter.aiT2 |
| Claude Sonnet 4Anthropic | $3 | $15 | $0.30 | — | — | 51 min ago | platform.claude.comT1 |
| Claude Sonnet 4anthropic/claude-sonnet-4Anthropic | $3 | $15 | $0.30 | — | 200K | 33 min ago | openrouter.aiT2 |
| Claude Sonnet 4.5Anthropic | $3 | $15 | $0.30 | — | — | 51 min ago | platform.claude.comT1 |
| Claude Sonnet 4.5anthropic/claude-sonnet-4.5Anthropic | $3 | $15 | $0.30 | — | 1M | 33 min ago | openrouter.aiT2 |
| Claude Sonnet 4.6anthropic/claude-sonnet-4.6Anthropic | $3 | $15 | $0.30 | — | 1M | 33 min ago | openrouter.aiT2 |
| Claude Sonnet 4.6Anthropic | $3 | $15 | $0.30 | — | — | 51 min ago | platform.claude.comT1 |
| Claude Fable 5anthropic/claude-fable-5:batchAnthropic | $5 | $25 | $0.50 | — | 1M | 33 min ago | openrouter.aiT2 |
| Claude Fable 5.1anthropic/claude-fable-5.1:batchAnthropic | $5 | $25 | $0.125 | — | 1M | 33 min ago | openrouter.aiT2 |
| Claude Opus 4.5anthropic/claude-opus-4.5Anthropic | $5 | $25 | $0.50 | — | 200K | 33 min ago | openrouter.aiT2 |
| Claude Opus 4.5Anthropic | $5 | $25 | $0.50 | — | — | 51 min ago | platform.claude.comT1 |
| Claude Opus 4.6anthropic/claude-opus-4.6Anthropic | $5 | $25 | $0.50 | — | 1M | 33 min ago | openrouter.aiT2 |
| Claude Opus 4.6Anthropic | $5 | $25 | $0.50 | — | — | 51 min ago | platform.claude.comT1 |
| Claude Opus 4.7Anthropic | $5 | $25 | $0.50 | — | — | 51 min ago | platform.claude.comT1 |
| Claude Opus 4.7anthropic/claude-opus-4.7Anthropic | $5 | $25 | $0.50 | — | 1M | 33 min ago | openrouter.aiT2 |
| Claude Opus 4.8anthropic/claude-opus-4.8Anthropic | $5 | $25 | $0.50 | — | 1M | 33 min ago | openrouter.aiT2 |
| Claude Opus 4.8Anthropic | $5 | $25 | $0.50 | — | — | 51 min ago | platform.claude.comT1 |
| Claude Opus 5anthropic/claude-opus-5Anthropic | $5 | $25 | $0.50 | — | 1M | 33 min ago | openrouter.aiT2 |
| Claude Opus 5Anthropic | $5 | $25 | $0.50 | — | — | 51 min ago | platform.claude.comT1 |
| Claude Opus 4.1anthropic/claude-opus-4.1:batchAnthropic | $7.5 | $37.5 | $0.75 | — | 200K | 33 min ago | openrouter.aiT2 |
| Claude Fable 5anthropic/claude-fable-5Anthropic | $10 | $50 | $1 | — | 1M | 33 min ago | openrouter.aiT2 |
| Claude Fable 5Anthropic | $10 | $50 | $1 | — | — | 51 min ago | platform.claude.comT1 |
| Claude Fable 5.1Anthropic | $10 | $50 | $0.25 | — | — | 51 min ago | platform.claude.comT1 |
| Claude Fable 5.1anthropic/claude-fable-5.1Anthropic | $10 | $50 | $0.25 | — | 1M | 33 min ago | openrouter.aiT2 |
| Claude Mythos 5Anthropic | $10 | $50 | $1 | — | — | 51 min ago | platform.claude.comT1 |
| Claude Mythos 5.1Anthropic | $10 | $50 | $0.25 | — | — | 51 min ago | platform.claude.comT1 |
| Claude Opus 4anthropic/claude-opus-4Anthropic | $15 | $75 | $1.5 | — | 200K | 33 min ago | openrouter.aiT2 |
| Claude Opus 4Anthropic | $15 | $75 | $1.5 | — | — | 51 min ago | platform.claude.comT1 |
| Claude Opus 4.1Anthropic | $15 | $75 | $1.5 | — | — | 51 min ago | platform.claude.comT1 |
| Claude Opus 4.1anthropic/claude-opus-4.1Anthropic | $15 | $75 | $1.5 | — | 200K | 33 min ago | openrouter.aiT2 |
USD per 1M tokens as published by each provider (USD). Rows are append-only: every change is kept in the history below.
Price history
Input price · USD / 1M tokens
Output price · USD / 1M tokens
- Claude 3 Haiku
- Claude Fable 5
- Claude Fable 5.1
- Claude Haiku 3.5
- Claude Haiku 4.5
- Claude Mythos 5
- Claude Mythos 5.1
- Claude Opus 4
- Serves
- Claude 3 Haiku, Claude Sonnet 4.5, Claude Opus 4.1, Claude Opus 4, Claude Sonnet 4, Claude Fable 5.1, Claude Opus 5, Claude Sonnet 5 +10(18 total)
- Operated by
- Anthropic
As of
Rewind the record: see this entity's attributes exactly as AI Atlas knew them on a given day.
Claim history · Prompt caching
Prompt cachingprompt_caching1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| {"Cache read (hit)":"0.1x base input price (0.025x on Claude Fable 5.1 and Claude Mythos 5.1)","1-hour cache write":"2x base input price","5-minute cache write":"1.25x base input price"} | → current | current | Claude Developer Platform docsT1 | high | deterministic |
Claims are temporal and append-only: a new observation closes the previous claim (valid_to) instead of overwriting it. Conflicting claims from different sources are kept side by side and flagged — never averaged. Methodology →
| Source | Document | Type | Tier | Last observed | Snapshots |
|---|---|---|---|---|---|
| Claude Developer Platform docs | docs.claude.com/en/docs/about-claude/pricing.md | pricing | T1· Official | 44 min ago | 1 |
| OpenRouter public model & pricing listing | openrouter.ai/api/v1/models | catalogue | T2· Quality secondary | 33 min ago | 1 |
Tier 1 = official/primary, 2 = quality secondary, 3 = community, 4 = unverified. Every snapshot is archived; see all sources and the methodology.