Fiddler
company · fiddler.ai
- Boards
- 7
- Facts
- 14
- Sources
- 1
- Mean confidence
- 100%
Published head-to-head · verified data
Fiddler vs Langfuse
A current comparison across 7 published leaderboards and 14 source-linked metrics.
Langfuse
company · langfuse.com
- Boards
- 7
- Facts
- 14
- Sources
- 1
- Mean confidence
- 100%
Shared + unique leaderboards
Rank head-to-head
7 published boards across the pair
| Leaderboard | Fiddler | Langfuse | Same-board read | As of |
|---|---|---|---|---|
| LLM Observability Platform Rank | #88.33 score | #145.83 score | Langfuse leads | Sep 13, 2026 |
| LLM Observability Brands in Anthropic Model API Answers | #80 score | #125 score | Langfuse leads | Sep 13, 2026 |
| LLM Observability Citation Share | #315.22 score | #217.39 score | Langfuse leads | Sep 13, 2026 |
| LLM Observability Engine Breadth | #82 score | #13 score | Langfuse leads | Sep 13, 2026 |
| LLM Observability Brands in Gemini Model API Answers | #912.5 score | #250 score | Langfuse leads | Sep 13, 2026 |
| LLM Observability Brands in OpenAI Model API Answers | #812.5 score | #162.5 score | Langfuse leads | Sep 13, 2026 |
| LLM Observability Brand Visibility | #711.11 score | #130.56 score | Langfuse leads | Sep 13, 2026 |
Latest verified by metric
Fact + evidence matrix
14 source-linked metrics
| Metric | Fiddler | Langfuse | Evidence date |
|---|---|---|---|
| public_prompt_benchmarkAnthropic citation share | 0 percent100% · Rank.ai LLM Observability Prompt Benchmark ↗ | 100 percent100% · Rank.ai LLM Observability Prompt Benchmark ↗ | Sep 13, 2026 |
| public_prompt_benchmarkAnthropic mention coverage | 0 percent100% · Rank.ai LLM Observability Prompt Benchmark ↗ | 16.67 percent100% · Rank.ai LLM Observability Prompt Benchmark ↗ | Sep 13, 2026 |
| public_prompt_benchmarkAnthropic recommendation-prompt presence | 0 percent100% · Rank.ai LLM Observability Prompt Benchmark ↗ | 25 percent100% · Rank.ai LLM Observability Prompt Benchmark ↗ | Sep 13, 2026 |
| public_prompt_benchmarkCitation share | 15.22 percent100% · Rank.ai LLM Observability Prompt Benchmark ↗ | 17.39 percent100% · Rank.ai LLM Observability Prompt Benchmark ↗ | Sep 13, 2026 |
| public_prompt_benchmarkEngine breadth | 2 engines100% · Rank.ai LLM Observability Prompt Benchmark ↗ | 3 engines100% · Rank.ai LLM Observability Prompt Benchmark ↗ | Sep 13, 2026 |
| public_prompt_benchmarkGemini citation share | 10 percent100% · Rank.ai LLM Observability Prompt Benchmark ↗ | 10 percent100% · Rank.ai LLM Observability Prompt Benchmark ↗ | Sep 13, 2026 |
| public_prompt_benchmarkGemini mention coverage | 16.67 percent100% · Rank.ai LLM Observability Prompt Benchmark ↗ | 33.33 percent100% · Rank.ai LLM Observability Prompt Benchmark ↗ | Sep 13, 2026 |
| public_prompt_benchmarkGemini recommendation-prompt presence | 12.5 percent100% · Rank.ai LLM Observability Prompt Benchmark ↗ | 50 percent100% · Rank.ai LLM Observability Prompt Benchmark ↗ | Sep 13, 2026 |
| public_prompt_benchmarkMention coverage | 11.11 percent100% · Rank.ai LLM Observability Prompt Benchmark ↗ | 30.56 percent100% · Rank.ai LLM Observability Prompt Benchmark ↗ | Sep 13, 2026 |
| public_prompt_benchmarkOpenAI citation share | 22.73 percent100% · Rank.ai LLM Observability Prompt Benchmark ↗ | 9.09 percent100% · Rank.ai LLM Observability Prompt Benchmark ↗ | Sep 13, 2026 |
| public_prompt_benchmarkOpenAI mention coverage | 16.67 percent100% · Rank.ai LLM Observability Prompt Benchmark ↗ | 41.67 percent100% · Rank.ai LLM Observability Prompt Benchmark ↗ | Sep 13, 2026 |
| public_prompt_benchmarkOpenAI recommendation-prompt presence | 12.5 percent100% · Rank.ai LLM Observability Prompt Benchmark ↗ | 62.5 percent100% · Rank.ai LLM Observability Prompt Benchmark ↗ | Sep 13, 2026 |
| public_prompt_benchmarkRecommendation-prompt presence | 8.33 percent100% · Rank.ai LLM Observability Prompt Benchmark ↗ | 45.83 percent100% · Rank.ai LLM Observability Prompt Benchmark ↗ | Sep 13, 2026 |
| public_prompt_benchmarkReviewed-brand presence share | 6.67 percent100% · Rank.ai LLM Observability Prompt Benchmark ↗ | 18.33 percent100% · Rank.ai LLM Observability Prompt Benchmark ↗ | Sep 13, 2026 |