Claude Opus 4.7 vs Claude Opus 4.8
At a Glance
| Compare | Claude Opus 4.7Anthropic | Claude Opus 4.8Anthropic |
|---|---|---|
| Intelligence, Cost, and Efficiency | ||
| IntelligenceHigher is better · MM Intelligence v2.5 | #11 of 4679.0 score · 3/3 sources · complete | #18 of 4670.1 score · 3/3 sources · complete |
| CostLower is better · Published-token output estimate | #37 of 44$0.286 per LiveBench case | #42 of 44$0.604 per LiveBench case |
| EfficiencyHigher is better · MM Efficiency v1.5 | #20 of 3852.7 score · 3/3 sources · complete | #35 of 3840.5 score · 3/3 sources · complete |
| Pricing and Limits | ||
| Input priceFrom · USD / 1M tokens | $5.00Anthropic ↗ · Sep 3, 2026 | $5.00Anthropic ↗ · Sep 3, 2026 |
| Output priceFrom · USD / 1M tokens | $25.00Anthropic ↗ · Sep 3, 2026 | $25.00Anthropic ↗ · Sep 3, 2026 |
| Context windowMaximum documented tokens | 1,000K | 1,000K |
| Model facts checked | Sep 3, 2026View model evidence → | Aug 29, 2026View model evidence → |
Token prices are the lowest available sourced USD rates; input and output may use different providers. Cost ranking estimates output spend on LiveBench, not a full request bill. Ranking methodology →
Available Benchmarks
| Benchmark | Claude Opus 4.7 | Claude Opus 4.8 |
|---|---|---|
| ARC-AGI-1verified-v1-ba05d69f6453 · verified_score · leader | 93.50100% of row best · percent · Claude 4.7 (High) | 92.5099% of row best · percent · Claude Opus 4.8 (Max) |
| ARC-AGI-2verified-v2-6c676fa3e9af · verified_score · leader | 75.83100% of row best · percent · Claude 4.7 (Max) | 72.0895% of row best · percent · Claude Opus 4.8 (High) |
| LMArena Document Arenadocument-2026-09-13-d25aabda0010 · arena_rating · leader | 1,494.71100% of row best · rating · claude-opus-4-7-high; 95% CI [1488.20710383, 1501.21879014]; votes 21957; rank 7 | 1,464.0798% of row best · rating · claude-opus-4-8; 95% CI [1457.10320334, 1471.03216030]; votes 12128; rank 19 |
| LMArena Search Arenasearch-2026-08-24-d25aabda0010 · arena_rating · leader | 1,233.25100% of row best · rating · claude-opus-4-7; 95% CI [1227.87374811, 1238.63530622]; votes 91394; rank 4 | 1,204.3098% of row best · rating · claude-opus-4-8; 95% CI [1197.89112684, 1210.71069451]; votes 70998; rank 12 |
| LMArena Text Arenatext-2026-09-13-d25aabda0010 · arena_rating · leader | 1,483.36100% of row best · rating · claude-opus-4-7; 95% CI [1479.49740558, 1487.21455301]; votes 61128; rank 12 | 1,452.6698% of row best · rating · claude-opus-4-8; 95% CI [1448.52490690, 1456.79817098]; votes 53446; rank 40 |
| LMArena Vision Arenavision-2026-09-13-d25aabda0010 · arena_rating · leader | 1,316.07100% of row best · rating · claude-opus-4-7-high; 95% CI [1309.27708749, 1322.85317424]; votes 21092; rank 5 | 1,288.2398% of row best · rating · claude-opus-4-8; 95% CI [1281.27991800, 1295.18871241]; votes 15801; rank 25 |
| LiveBench2026-06-25 · overall · leader | 80.97100% of row best · percent · claude-opus-4-7-xhigh-effort · 11,460 output tokens / case | 81.18100% of row best · percent · claude-opus-4-8-max-effort · 24,171 output tokens / case |
| ToneBench2026-09-11-10-task-4ef099199c9c · overall_score · unverified | 85.4997% of row best · points · Claude Opus 4.7 · 4,840 output tokens / case | 87.91100% of row best · points · Claude Opus 4.8 (max effort) · 24,846 output tokens / case |
| Overall ResultCounted from the protocol-matched rows above | 6 benchmark winsOverall lead | 1 benchmark win |
Third-party benchmark Only like-for-like primary-publisher results are shown; raw scores, relative scores, configuration, and token spend remain visible.
Side-by-Side Facts
| Field | Claude Opus 4.7 | Claude Opus 4.8 |
|---|---|---|
| Developer | Anthropic | Anthropic |
| Family | Claude 4 | Claude 4 8 |
| Model | Claude Opus 4.7 | Claude Opus 4.8 |
| Version | Claude Opus 4.7 | Claude Opus 4.8 |
| Lifecycle | active | active |
| Released | 2026-04-16 | 2026-05-28 |
| Knowledge cutoff | 2026-01-01 | 2026-01-01 |
| Input modalities | Text, Image | Text, Image |
| Output modalities | Text | Text |
| Context window | 1,000K | 1,000K |
| Total parameters | Unknown | Unknown |
| Active parameters | Unknown | Unknown |
| License | Unknown | Unknown |
| Open weights | No | No |
| API available | Yes | Yes |
| Self-hostable | No | No |
| Provider access | Anthropic (Standard), Deepinfra (Standard) | Anthropic (Standard), Deepinfra (Standard) |
| Capabilities | chat, generation, reasoning, structured_outputs, tools | chat, generation, reasoning, tools |
Claude Opus 4.7 Capabilities
Claude Opus 4.8 Capabilities
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Primary Evidence
Sources and Freshness
Questions
Claude Opus 4.7 vs Claude Opus 4.8 FAQs
Is Claude Opus 4.7 or Claude Opus 4.8 better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both Claude Opus 4.7 and Claude Opus 4.8, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, Claude Opus 4.7 or Claude Opus 4.8?+
Claude Opus 4.7 is $5.00 and Claude Opus 4.8 is $5.00 per million tokens, so they are tied on this metric. Claude Opus 4.7 is $25.00 and Claude Opus 4.8 is $25.00 per million tokens, so they are tied on this metric.
Which has a larger context window, Claude Opus 4.7 or Claude Opus 4.8?+
Neither model has a larger sourced context window in this comparison. Claude Opus 4.7 is 1,000K and Claude Opus 4.8 is 1,000K.
Which performs better in benchmarks, Claude Opus 4.7 or Claude Opus 4.8?+
Claude Opus 4.7 leads the current overall benchmark count. The result uses 7 protocol-matched benchmarks from 3 publishers; it is not a universal quality score.
Can Claude Opus 4.7 or Claude Opus 4.8 be self-hosted?+
Both models have the same recorded self-hosting status: unsupported. Claude Opus 4.7 is not marked open weight; Claude Opus 4.8 is not marked open weight.
Can Claude Opus 4.7 and Claude Opus 4.8 understand images?+
Claude Opus 4.7 is documented with image input; Claude Opus 4.8 is documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, Claude Opus 4.7 or Claude Opus 4.8?+
Neither has a larger sourced maximum output. Claude Opus 4.7 is 128K and Claude Opus 4.8 is 128K.
Do Claude Opus 4.7 and Claude Opus 4.8 support reasoning and tool use?+
Claude Opus 4.7: reasoning, tool calling, and image input. Claude Opus 4.8: reasoning, tool calling, and image input. Feature support does not establish relative quality.
Which is available from more inference providers, Claude Opus 4.7 or Claude Opus 4.8?+
Claude Opus 4.7 has 2 sourced provider routes; Claude Opus 4.8 has 2, a tie.
Which offers better value, Claude Opus 4.7 or Claude Opus 4.8?+
There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.