token.app › Compare › Claude Fable Latest vs Mercury 3

Claude Fable Latest vs Mercury 3

Mercury 3 is 123× cheaper per token on a blended 3:1 basis.

Head to head
Blended price uses a 3:1 input:output mix
Claude Fable LatestMercury 3
ProviderAnthropicInception
Input $/1M$10.00$0.100
Output $/1M$50.00$0.350
Blended $/1M$20.00$0.163
Context window1M1M
Max output128K131K
ReleasedJun 2026Oct 2026
LicenceProprietaryProprietary
Choose Claude Fable Latest if…
  • No clear advantage on the data we hold.
Choose Mercury 3 if…
  • Costs less per token — $0.163 vs $20.00 blended
  • Newer model (released Oct 2026)
FAQ
Which is better, Claude Fable Latest or Mercury 3?
We do not hold independently-run benchmark scores covering both Claude Fable Latest and Mercury 3, so we make no quality claim. Their pricing and specifications are compared on this page.
Is Claude Fable Latest cheaper than Mercury 3?
Mercury 3 is cheaper: $0.163 versus $20.00 per million tokens blended at 3:1 input:output. Input alone: $10.00 vs $0.100. Output alone: $50.00 vs $0.350.
What context windows do Claude Fable Latest and Mercury 3 have?
Claude Fable Latest: 1,000,000 tokens. Mercury 3: 1,000,000 tokens.
Who makes Claude Fable Latest and Mercury 3?
Claude Fable Latest is made by Anthropic. Mercury 3 is made by Inception.
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