Claude Fable 5.1 vs Gemini 3.8 Flash: Pricing, Quality, Value, and Benchmarks | PickAIModel
PickAIModel.com - Compare Claude Fable 5.1 and Gemini 3.8 Flash
Claude Fable 5.1 vs Gemini 3.8 Flash: 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 Fable 5.1 Quality
100.0
Gemini 3.8 Flash Quality
74.9
Quality delta
+25.1Claude Fable 5.1 leads
Value delta
-36.9Gemini 3.8 Flash leads
Buyer summary
Claude Fable 5.1 leads Quality by 25.1 points. Gemini 3.8 Flash leads Value by 36.9 points.
Shared roster
Both pages link back to the same published roster and methodology, so the comparison stays on one deterministic evidence set.
Anthropic's newest generally available Fable model leads the current scored evidence, with premium $10/$50 token pricing and safeguard fallback for some flagged requests.
Monthly price
Claude Pro: $20/month
App access
Claude
Conversation benchmark
~196 chats
Verified vendor fact
Consumer plan pricing is grounded in the current official vendor plan page.
Verified vendor fact
Hosted app availability is grounded in the current official vendor surface.
Quality rank 1 and value rank 3 in the current published roster.
Gemini 3.8 Flash
Q 74.9
V 76.9
Quality rank 4 and value rank 1 in the current published roster.
Buyer access
Pricing, app access, and Conversation Value
Claude Fable 5.1
Verified vendor fact3K tokens/chat
Claude Pro: $20/month
~196 chats
Hosted app: Claude
Gemini 3.8 Flash
Benchmark evidence
Claude Fable 5.1
Verified evidence
Humanity's Last Exam
Normalized quality input
59.1%
Artificial Analysis Claude Fable 5.1 evaluation | Independent HLE result using adaptive reasoning at maximum effort with Anthropic default safeguard fallback.
SWE-Bench Pro
Normalized quality input
81.2%
Anthropic Claude Fable 5.1 and Mythos 5.1 system card | Vendor-reported SWE-Bench Pro result using adaptive thinking at maximum effort and default sampling settings.
Terminal-Bench 2.1
Agentic terminal task completion
91.4%
Artificial Analysis Claude Fable 5.1 analysis | Independent Terminal-Bench 2.1 result using adaptive reasoning at maximum effort with default safeguard fallback.
GPQA Diamond
Normalized quality input
Editorial excerpt
Claude Fable 5.1
AI-assisted, editorially reviewed
Anthropic's newest generally available Fable model leads the current scored evidence, with premium $10/$50 token pricing and safeguard fallback for some flagged requests.
Claude Fable 5.1 combines the strongest current locked-variant HLE and SWE-Bench Pro evidence with a 1M-token context window. Its $10 per million input-token and $50 per million output-token prices make it a specialist choice for difficult coding and knowledge work, while safeguard fallback means integrations should surface the model identity returned by the API.
Editorial excerpt
Gemini 3.8 Flash
AI-assisted, editorially reviewed
Google's newest generally available Flash model improves coding and agentic work while retaining introductory $0.75/$3.75 token pricing through 2026.
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Google's newest generally available Flash model improves coding and agentic work while retaining introductory $0.75/$3.75 token pricing through 2026.
Monthly price
Google AI Pro: $5/month
App access
Gemini
Conversation benchmark
Unlimited chats
Verified vendor fact
Consumer plan pricing is grounded in the current official vendor plan page.
Verified vendor fact
Hosted app availability is grounded in the current official vendor surface.
Verified vendor fact
3K tokens/chat
Google AI Pro: $5/month
Unlimited chats
Hosted app: Gemini
93.7%
Artificial Analysis Claude Fable 5.1 evaluation
Benchmark evidence
Gemini 3.8 Flash
Verified evidence
Humanity's Last Exam
Normalized quality input
47.8%
Artificial Analysis Gemini 3.8 Flash evaluation | Independent HLE result using the high reasoning configuration on the original HLE evaluation.
SWE-Bench Pro
Normalized quality input
61.6%
Google DeepMind Gemini 3.8 Flash evaluation methodology | Vendor-reported SWE-Bench Pro result for model ID gemini-3.8-flash with the documented evaluation configuration.
Terminal-Bench 2.1
Agentic terminal task completion
90.8%
Google Gemini 3.8 Flash developer guide | Vendor-reported Terminal-Bench 2.1 result; supplementary and not a PickAI score input.
Gemini 3.8 Flash combines a 1M-token context window with current HLE and SWE-Bench Pro evidence, multimodal input, and unusually low introductory token prices. Google positions it for software engineering and agentic workflows; the standard $1.50/$7.50 prices begin January 1, 2027.