Claude Fable 5 vs ERNIE 4.5 300B A47B
Wins 5 of 5 areas
Coding · Reasoning · Facts · Long documents · Following instructions
Wins 0 of 5 areas
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Claude Fable 5 is the stronger all-rounder.ERNIE 4.5 300B A47B is cheaper.
Scores updated · 14 tests both models report · How we compare
Where each one wins
Tests won in each of the five areas where both have results. Each piece is one test, so a longer bar means more evidence; grey means the two scored within a point of each other.
- ReasoningHard problems that need careful thinking30Claude Fable 53 of 3 tests
- CodingWriting and fixing software20Claude Fable 52 of 2 tests
- FactsGetting facts right instead of making them up20Claude Fable 52 of 2 tests
- Long documentsFinding answers in very long texts10Claude Fable 51 of 1 test
- Following instructionsDoing exactly what it is asked10Claude Fable 51 of 1 test
Long documents and following instructions rest on a single test each.
What it costs
Prices per million tokens, roughly 750,000 words. The bars show the cost of a million tokens read plus a million written.
ERNIE 4.5 300B A47B costs 98% less for the same work.
The biggest differences
The tests each model wins by the widest margin, up to three each. Scores are out of 100.
Where Claude Fable 5 pulls ahead
- Reasons across sets of long documentsAA-LCR+78.3points ahead
- Hard command-line tasks in a real terminalTerminal-Bench Hard+56.8points ahead
- Very hard expert questions across many subjectsHumanity's Last Exam+52.2points ahead
Where ERNIE 4.5 300B A47B pulls ahead
No clear win on a test scored out of 100.
Every test, side by side
All 14 tests both models report. The winning score is in its model's colour; marks a score checked independently.
CodingClaude Fable 5
- Terminal-Bench HardClaude Fable 5 by 56.862.96.1+56.8
- SciCodeClaude Fable 5 by 29.56131.5+29.5
ReasoningClaude Fable 5
- Humanity's Last ExamClaude Fable 5 by 52.255.53.3+52.2
- CritPtClaude Fable 5 by 28.628.60+28.6
- GPQA DiamondClaude Fable 5 by 11.592.681.1+11.5
FactsClaude Fable 5
- AA-Omniscience · AccuracyClaude Fable 5 by 46.365.319.1+46.3
- AA-Omniscience · Non-hallucinationClaude Fable 5 by 3.336.433.1+3.3
Following instructionsClaude Fable 5
- IFBenchClaude Fable 5 by 24.463.539.1+24.4
Other results5 tests, not counted
Tests outside the eight areas. They are not counted above: several are summary scores built from other tests, or the same test under another name.
- τ²-Bench Telecom (AA run)Claude Fable 5 by 98.598.50+98.5
- AA-OmniscienceClaude Fable 5 by 78.443.3-35.1+78.4
- Artificial Analysis Coding IndexClaude Fable 5 by 6276.514.5+62
- AA Agentic IndexClaude Fable 5 by 51510+51
- AA IntelligenceClaude Fable 5 by 42.149.67.5+42.1
Questions people ask
Which is better, Claude Fable 5 or ERNIE 4.5 300B A47B?
Claude Fable 5 wins all five areas where both have results: coding, reasoning, facts, long documents and following instructions. ERNIE 4.5 300B A47B wins none, but costs 98% less.
Which is better for coding?
Claude Fable 5. It wins 2 of the 2 coding tests both models report; ERNIE 4.5 300B A47B wins none.
Which is cheaper?
Claude Fable 5 costs $10.00 per million input tokens and $50.00 per million output tokens; ERNIE 4.5 300B A47B costs $0.28 and $1.10. That makes ERNIE 4.5 300B A47B about 98% cheaper for the same work.
How do you compare the two?
We use the 14 benchmark tests both models have published scores on. The verdict counts the 9 tests in the eight capability areas, and a gap under one point (ten on rating-style scales) counts as a tie. The other 5 are listed but not counted, because several are summary scores or repeat a test. Each score is the one shown on the model's own page.