PickAIModel.com - Compare Claude Opus 5 and GPT-5.6 Sol
Claude Opus 5 vs GPT-5.6 Sol: pricing, Quality, Value, and benchmarks
Side-by-side buyer comparison built from the current published top 10 snapshot. Quality and Value stay deterministic, while editorial verdict excerpts remain clearly AI-labeled.
Provisional evidenceProvisional evidence
Claude Opus 5 Quality
99.1
GPT-5.6 Sol Quality
82.6
Quality delta
+16.5Claude Opus 5 leads
Value delta
+12.6Claude Opus 5 leads
Buyer summary
Claude Opus 5 leads Quality by 16.5 points. Claude Opus 5 leads Value by 12.6 points.
Shared roster
Both pages link back to the same published roster and methodology, so the comparison stays on one deterministic evidence set.
OpenAI’s flagship for complex professional work and coding, at premium API pricing.
Monthly price
ChatGPT: Price unavailable
App access
ChatGPT
Conversation benchmark
Unavailable
Verified vendor fact
Consumer plan pricing was not available in the current snapshot.
Verified vendor fact
Hosted app availability is grounded in the current official vendor surface.
Deterministic scores
Quality and Value comparison
Claude Opus 5
Q 99.1
V 40.5
Quality rank 2 and value rank 2 in the current published roster.
GPT-5.6 Sol
Q 82.6
V 27.9
Quality rank 3 and value rank 4 in the current published roster.
Buyer access
Pricing, app access, and Conversation Value
Claude Opus 5
Verified vendor fact3K tokens/chat
Claude Pro: $20/month
~392 chats
Hosted app: Claude
GPT-5.6 Sol
Verified vendor fact3K tokens/chat
ChatGPT: Price unavailable
Unavailable
Hosted app: ChatGPT
Benchmark evidence
Claude Opus 5
Verified evidence
Humanity's Last Exam
Normalized quality input
52.6%
Artificial Analysis Claude Opus 5 evaluation | Independent text-only HLE evaluation using adaptive reasoning at maximum effort over the 2,158-question set.
SWE-Bench Pro
Normalized quality input
79.2%
Anthropic Claude Opus 5 system card | Vendor-reported SWE-Bench Pro result using adaptive thinking at maximum effort, default sampling settings, averaged over five trials.
Terminal-Bench 2.1
Agentic terminal task completion
89.0%
Artificial Analysis Claude Opus 5 analysis | Independent Terminal-Bench 2.1 result for Claude Opus 5 at maximum effort.
GPQA Diamond
Normalized quality input
93.2%
Artificial Analysis Claude Opus 5 evaluation | Supplementary GPQA evidence is optional and is not a scored PickAI input.
Benchmark evidence
GPT-5.6 Sol
Verified evidence
Humanity's Last Exam
Normalized quality input
47.2%
Artificial Analysis GPT-5.6 Sol max analysis page | Independent Artificial Analysis HLE result for the max-reasoning model variant. Treat as tier-3 provisional evidence and do not describe it as OpenAI-published no-tools HLE.
AA-Omniscience
AA-Omniscience Index
21.7
Artificial Analysis AA-Omniscience evaluation | Independent Artificial Analysis result for GPT-5.6 Sol (max). Display-only; this row does not affect Quality or Value scores.
SWE-Bench Pro
Normalized quality input
64.6%
OpenAI GPT-5.6 release | OpenAI official GPT-5.6 launch table. Results are vendor-reported and must retain the named model tier, reasoning setting, benchmark version, and harness caveats.
Terminal-Bench 2.1
Agentic terminal task completion
88.8%
OpenAI GPT-5.6 announcement | OpenAI vendor-reported GPT-5.6 Sol Terminal-Bench 2.1 result. Do not substitute Terra, Luna, or another evaluation tier.
Editorial excerpt
Claude Opus 5
AI-assisted, editorially reviewed
Anthropic's Opus successor pairs frontier reasoning and coding results with premium $5/$25 token pricing.
Claude Opus 5 combines a 1M-token context window with strong exact-variant HLE and SWE-Bench Pro results. Its $5 per million input-token and $25 per million output-token prices keep it in the premium tier, so it is best reserved for work where capability matters more than unit cost.
Editorial excerpt
GPT-5.6 Sol
AI-assisted, editorially reviewed
OpenAI’s flagship for complex professional work and coding, at premium API pricing.
GPT-5.6 Sol is OpenAI’s flagship tier for complex coding and professional work. Its strong independent HLE and official SWE-Bench Pro evidence come with the family’s highest API price, so it is best reserved for work that justifies maximum capability.
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