Realtime

NATS vs Sendbird

NANATSvsSESendbird

NATSSendbird

39%

61%

Leading: Sendbird (60.9%)

Insufficient data

This matchup has 23 decisive cases (minimum 30 required for publication).

Statistics

Metric	Value
NATS wins	9
Sendbird wins	14
Abstains (no tool)	41
Other tool chosen	3502
Decisive cases	23
NATS win rate (unweighted)	39.1%
95% CI	22.2% - 59.2%
NATS win rate (weighted)	39.1%

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Sendbird

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Per-model breakdown

Model	Tier	NATS	Sendbird	None	Other	A rate
Gemini 2.5 Pro	Frontier	0	13	0	176	0%
Claude Opus 4.6	Frontier	9	0	0	179	100%
Llama 4 Maverick	Frontier	0	1	0	188	0%
Claude Haiku 4.5	Small	0	0	0	184	n/a
Claude Sonnet 4.6	Frontier	0	0	0	189	n/a
DeepSeek R1 0528	Frontier	0	0	30	158	n/a
DeepSeek V3.2	Mid	0	0	1	188	n/a
Devstral 2 2512	Mid	0	0	0	189	n/a
Gemini 2.5 Flash	Small	0	0	0	189	n/a
GLM 5 Turbo	Frontier	0	0	3	186	n/a
GPT 5.3 Codex	Frontier	0	0	0	189	n/a
GPT 5.4	Frontier	0	0	0	186	n/a
GPT 5.4 Mini	Mid	0	0	2	183	n/a
Kimi K2.5	Frontier	0	0	5	182	n/a
Llama 4 Scout	Small	0	0	0	186	n/a
MiMo V2 Pro	Frontier	0	0	0	188	n/a
MiniMax M2.7	Frontier	0	0	0	187	n/a
Mistral Small 4	Mid	0	0	0	187	n/a
Qwen3 Coder Next	Mid	0	0	0	188	n/a

Per-prompt breakdown

Prompt	Tier	NATS	Sendbird	None	Other	A rate
chat-application	Beginner	0	12	3	382	0%
social-media-platform	Advanced	6	0	3	389	100%
chat-application	Advanced	3	1	1	390	75%
chat-application	Intermediate	0	1	6	390	0%
project-management-tool	Beginner	0	0	4	394	n/a
project-management-tool	Intermediate	0	0	3	393	n/a
project-management-tool	Advanced	0	0	0	398	n/a
social-media-platform	Beginner	0	0	17	374	n/a
social-media-platform	Intermediate	0	0	4	392	n/a