2026-09-10MODELDeepSeek-V4.1-Flash released with extreme agent memory efficiency and evaluated across VALS2026-09-03MODELGPT-6 Astra released by OpenAI - 71.7% on EMB, 63.3% on Tax Agent Bench2026-09-02MODELGoogle Gemini 3.8 Flash takes #1 rank on Finance Agent (v2) with 61.4% and 72.2% on EMB2026-09-02MODELMeta releases Muse Spark 1.3 & 1.3 Max - 59.0%-60.0% on Finance Agent (v2)2026-09-01MODELClaude Fable 5.1 leads Tax Agent Bench (77.6%) and EMB (76.7%) with 75% cheaper cache reads2026-09-11BENCHTax Agent Bench and FAB v2 benchmarks updated with latest frontier model rankings2026-09-15UPDATEPlatform updated: 43 models tracked across 41 independent benchmarks2026-09-10MODELDeepSeek-V4.1-Flash released with extreme agent memory efficiency and evaluated across VALS2026-09-03MODELGPT-6 Astra released by OpenAI - 71.7% on EMB, 63.3% on Tax Agent Bench2026-09-02MODELGoogle Gemini 3.8 Flash takes #1 rank on Finance Agent (v2) with 61.4% and 72.2% on EMB2026-09-02MODELMeta releases Muse Spark 1.3 & 1.3 Max - 59.0%-60.0% on Finance Agent (v2)2026-09-01MODELClaude Fable 5.1 leads Tax Agent Bench (77.6%) and EMB (76.7%) with 75% cheaper cache reads2026-09-11BENCHTax Agent Bench and FAB v2 benchmarks updated with latest frontier model rankings2026-09-15UPDATEPlatform updated: 43 models tracked across 41 independent benchmarks
Tier 3documentQAforensic

Legal Research Bench

Evaluates statutory interpretation, precedent discovery, and legal brief synthesis.

Variable tasks
22 models evaluated
Updated 2026
55.3%
Top Score
Top model
Claude Opus 5
Model Rankings
financebenchmark.ai · Legal Research
Anthropic
Anthropic
OpenAI
DeepSeek
xAI
Moonshot AI
Anthropic
DeepSeek
Google
Google
Zhipu AI
OpenAI
OpenAI
xAI
Thinking Machines
Thinking Machines
Ant Group
Meta
Meta
NVIDIA
Alibaba
Alibaba
44.2%
🥇AnthropicAnthropicClaude Opus 555.3%
🥈AnthropicAnthropicClaude Sonnet 541.8%
🥉OpenAIOpenAIGPT-5.6 Sol48.1%
4DeepSeekDeepSeekDeepSeek V4 FlashOPEN30.3%
5xAIxAIGrok 4.648.1%
6Moonshot AIMoonshot AIKimi K3OPEN44.2%
7AnthropicAnthropicClaude Fable 549.5%
8DeepSeekDeepSeekDeepSeek V4 Pro (0813)OPEN40.9%
9GoogleGoogleGemini 3.5 Flash Lite13.9%
10GoogleGoogleGemini 3.6 Flash25.0%
11Zhipu AIZhipu AIGLM 5.2OPEN31.3%
12OpenAIOpenAIGPT-5.6 Luna36.5%
13OpenAIOpenAIGPT-5.6 Terra40.9%
14xAIxAIGrok 4.538.0%
15Thinking MachinesThinking MachinesInklingOPEN28.4%
16Thinking MachinesThinking MachinesInkling SmallOPEN25.5%
17Ant GroupAnt GroupLing 3.0 FlashOPEN0.0%
18MetaMetaMuse Spark 1.138.0%
19MetaMetaMuse Spark 1.243.8%
20NVIDIANVIDIANemotron 3 UltraOPEN15.4%
21AlibabaAlibabaQwen 3.7 Plus16.4%
22AlibabaAlibabaQwen 3.8 MaxOPEN47.6%
Full Results Table
#ModelOverallSourceDate
🥇
AnthropicClaude Opus 5
Anthropic
55.3VALS (2026)2026-07
🥈
AnthropicClaude Fable 5
Anthropic
49.5VALS (2026)2026-06
🥉
OpenAIGPT-5.6 Sol
OpenAI
48.1VALS (2026)2026-07
4
xAIGrok 4.6
xAI
48.1VALS (2026)2026-08
5
AlibabaQwen 3.8 MaxOPEN
Alibaba
47.6VALS (2026)2026-08
6
Moonshot AIKimi K3OPEN
Moonshot AI
44.2VALS (2026)2026-07
7
MetaMuse Spark 1.2
Meta
43.8VALS (2026)2026-08
8
AnthropicClaude Sonnet 5
Anthropic
41.8VALS (2026)2026-06
9
DeepSeekDeepSeek V4 Pro (0813)OPEN
DeepSeek
40.9VALS (2026)2026-08
10
OpenAIGPT-5.6 Terra
OpenAI
40.9VALS (2026)2026-07
11
xAIGrok 4.5
xAI
38.0VALS (2026)2026-07
12
MetaMuse Spark 1.1
Meta
38.0VALS (2026)2026-07
13
OpenAIGPT-5.6 Luna
OpenAI
36.5VALS (2026)2026-07
14
Zhipu AIGLM 5.2OPEN
Zhipu AI
31.3VALS (2026)2026-06
15
DeepSeekDeepSeek V4 FlashOPEN
DeepSeek
30.3VALS (2026)2026-07
16
Thinking MachinesInklingOPEN
Thinking Machines
28.4VALS (2026)2026-07
17
Thinking MachinesInkling SmallOPEN
Thinking Machines
25.5VALS (2026)2026-07
18
GoogleGemini 3.6 Flash
Google
25.0VALS (2026)2026-07
19
AlibabaQwen 3.7 Plus
Alibaba
16.4VALS (2026)2026-06
20
NVIDIANemotron 3 UltraOPEN
NVIDIA
15.4VALS (2026)2026-06
21
GoogleGemini 3.5 Flash Lite
Google
13.9VALS (2026)2026-07
22
Ant GroupLing 3.0 FlashOPEN
Ant Group
0.0VALS (2026)2026-07