/best/chatbotsupdated August 2026136 models evaluated

Best AI for chatbots

Customer-facing conversational AI, support agents, and interactive assistants.

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Chatbot quality hinges on three things most benchmarks ignore: persona consistency (does it stay in character when users push back?), safety calibration (does it refuse harmful requests without refusing legitimate ones?), and multilingual fluency (can it handle non-English users without degrading?).

What matters: a model that maintains character across long conversations, handles adversarial inputs gracefully, and produces natural-sounding responses in multiple languages. Latency matters too — users expect sub-second responses in a chat interface.

Our chatbots rank weights persona consistency (2×), safety calibration (1.5×), and multilingual (1×). For customer support specifically, add structured output weight if the model needs to trigger actions (refunds, escalations, ticket creation) based on conversation context.

Full rankings

All 136 models, scored for chatbots

weighted composite · lower-is-worse
#ModelProviderTask score$/in$/outContext
01DeepSeek: DeepSeek V4 Flash 0731DDeepSeek5.00/5.0$0.140$0.2801.3M
02MiMo-V2.5XXiaomi5.00/5.0$0.140$0.2801.1M
03Xiaomi: MiMo-V2-FlashXXiaomi5.00/5.0$0.100$0.300262K
04ByteDance Seed: Seed-2.0-MiniBBytedance-seed5.00/5.0$0.100$0.400262K
05KAT-Coder-Air V2.5KKwaipilot5.00/5.0$0.150$0.600256K
06inclusionAI: Ring-2.6-1TIInclusionai5.00/5.0$0.075$0.625262K
07inclusionAI: Ling-2.6-1TIInclusionai5.00/5.0$0.075$0.625262K
08Qwen: Qwen3.6 35B A3BQQwen5.00/5.0$0.140$1.00262K
09Nex-N2-ProNNex AGI5.00/5.0$0.250$1.00262K
10OpenAI: GPT-5.6 LunaOOpenAI5.00/5.0$0.200$1.201.1M
11Thinking Machines: Inkling SmallTThinkingmachines5.00/5.0$0.450$1.201.0M
12Gemini 3.1 Flash Lite PreviewGGoogle5.00/5.0$0.250$1.501.0M
13Google: Gemini 3.1 Flash LiteGGoogle5.00/5.0$0.250$1.501.0M
14GLM-4.7ZZhipu AI5.00/5.0$0.400$1.75205K
15Gemini 3.5 Flash LiteGGoogle5.00/5.0$0.300$2.501.0M
16Qwen: Qwen3.6 27BQQwen5.00/5.0$0.320$3.20262K
17Kimi K2.7 CodeMMoonshot AI5.00/5.0$0.670$3.40262K
18Z.ai: GLM 5.2ZZhipu AI5.00/5.0$1.19$3.741.0M
19MoonshotAI: Kimi K2.6MMoonshotAI5.00/5.0$0.950$4.00262K
20Meta: Muse Spark 1.1MMeta5.00/5.0$1.25$4.251.0M
21OpenAI: GPT-5.6 Luna ProOOpenAI5.00/5.0$1.00$6.001.1M
22Qwen: Qwen3.6 Max PreviewQQwen5.00/5.0$1.03$6.16262K
23Grok 4.6XXAI5.00/5.0$2.00$6.00500K
24Anthropic: Claude Sonnet 5AAnthropic5.00/5.0$2.00$10.001M
25OpenAI: GPT-5.6 SolOOpenAI5.00/5.0$2.00$10.001.1M
26OpenAI: GPT-5.6 TerraOOpenAI5.00/5.0$2.00$12.001.1M
27GPT-5.2OOpenAI5.00/5.0$1.75$14.00400K
28GPT-5.4OOpenAI5.00/5.0$2.50$15.001.1M
29OpenAI: GPT-5.6 Terra ProOOpenAI5.00/5.0$2.50$15.001.1M
30Claude Sonnet 4.6AAnthropic5.00/5.0$3.00$15.001M
31Anthropic: Claude Opus 4.8AAnthropic5.00/5.0$5.00$25.001M
32Claude Opus 4.6AAnthropic5.00/5.0$5.00$25.001M
33Anthropic: Claude Opus 4.8 (Fast)AAnthropic5.00/5.0$10.00$50.001M
34Qwen: Qwen3.5-9BQQwen4.67/5.0$0.100$0.150262K
35NVIDIA: Nemotron 3 Nano 30B A3BNNVIDIA4.67/5.0$0.050$0.200262K
36GLM-4.7 FlashZZhipu AI4.67/5.0$0.060$0.400203K
37MiniMax: MiniMax M2MMinimax4.67/5.0$0.255$1.02205K
38Kwaipilot: KAT-Coder-Pro V2KKwaipilot4.67/5.0$0.300$1.20262K
39Qwen: Qwen3.5 Plus 2026-04-20QQwen4.67/5.0$0.300$1.801M
40Gemini 2.5 FlashGGoogle4.67/5.0$0.300$2.501.0M
41Thinking Machines: InklingTThinkingmachines4.67/5.0$0.950$4.051.0M
42MoonshotAI: Kimi K3MMoonshotAI4.67/5.0$3.00$15.001.0M
43GPT-5.5OOpenAI4.67/5.0$5.00$30.001.1M
44GPT-5 NanoOOpenAI4.33/5.0$0.050$0.400400K
45MiniMax: MiniMax M2.1MMinimax4.33/5.0$0.300$1.20205K
46GPT-5.4 NanoOOpenAI4.33/5.0$0.200$1.25400K
47Qwen: Qwen3.7 PlusQQwen4.33/5.0$0.320$1.281M
48GPT-5 MiniOOpenAI4.33/5.0$0.250$2.00400K
49ByteDance Seed: Seed-2.0-LiteBBytedance-seed4.33/5.0$0.250$2.00262K
50o4 MiniOOpenAI4.33/5.0$1.10$4.40200K
51Claude Opus 4.7AAnthropic4.33/5.0$5.00$25.001M
52OpenAI: GPT-5.6 Sol ProOOpenAI4.33/5.0$5.00$30.001.1M
53inclusionAI: Ling-2.6-flashIInclusionai4.00/5.0$0.010$0.030262K
54StepFun: Step 3.5 FlashSStepfun4.00/5.0$0.100$0.300262K
55Gemma 4 31BGGoogle4.00/5.0$0.100$0.340262K
56DeepSeek V3.2DDeepSeek4.00/5.0$0.260$0.380164K
57GPT-4o-miniOOpenAI4.00/5.0$0.150$0.600128K
58Mistral Small 4MMistral4.00/5.0$0.150$0.600262K
59MiMo-V2.5-ProXXiaomi4.00/5.0$0.435$0.8701.1M
60Qwen: Qwen3.6 FlashQQwen4.00/5.0$0.188$1.131M
61StepFun: Step 3.7 FlashSStepfun4.00/5.0$0.200$1.15262K
62MiniMax: MiniMax M3MMinimax4.00/5.0$0.300$1.201.0M
63MiniMax: MiniMax M2.7MMinimax4.00/5.0$0.300$1.20205K
64GPT-4.1 MiniOOpenAI4.00/5.0$0.400$1.601.0M
65DeepSeek V4 ProDDeepSeek4.00/5.0$0.790$1.581.0M
66Qwen: Qwen3.6 PlusQQwen4.00/5.0$0.325$1.951M
67Mistral Medium 3.1MMistral4.00/5.0$0.400$2.00131K
68R1 0528DDeepSeek4.00/5.0$0.500$2.15164K
69MiniMax: MiniMax M1MMinimax4.00/5.0$0.550$2.201M
70R1DDeepSeek4.00/5.0$0.700$2.5064K
71KAT-Coder-Pro V2.5KKwaipilot4.00/5.0$0.740$2.96256K
72NVIDIA: Nemotron 3 UltraNNVIDIA4.00/5.0$0.600$3.60512K
73Gemini 3.6 FlashGGoogle4.00/5.0$0.750$3.751.0M
74GPT-5.4 MiniOOpenAI4.00/5.0$0.750$4.50400K
75Qwen 3.7 MaxQQwen4.00/5.0$1.48$4.421M
76Claude Haiku 4.5AAnthropic4.00/5.0$1.00$5.00200K
77Grok 4.5XXAI4.00/5.0$2.00$6.00500K
78Mistral Medium 3.5MMistral4.00/5.0$1.50$7.50262K
79Gemini 3.5 FlashGGoogle4.00/5.0$1.50$9.001.0M
80GPT-5OOpenAI4.00/5.0$1.25$10.00400K
81GPT-5.1OOpenAI4.00/5.0$1.25$10.00400K
82Gemini 3.1 Pro PreviewGGoogle4.00/5.0$2.00$12.001.0M
83Grok 4XXAI4.00/5.0$3.00$15.00256K
84Grok 3XXAI4.00/5.0$3.00$15.00131K
85Poolside: Laguna XS 2.1PPoolside3.67/5.0$0.060$0.120262K
86Qwen: Qwen3.7 FlashQQwen3.67/5.0$0.030$0.1301M
87DeepSeek V4 FlashDDeepSeek3.67/5.0$0.089$0.1771.0M
88Poolside Laguna S 2.1PPoolside3.67/5.0$0.090$0.1801.0M
89Gemma 4 26B A4B GGoogle3.67/5.0$0.070$0.340262K
90NVIDIA: Nemotron 3 SuperNNVIDIA3.67/5.0$0.085$0.4001M
91Gemini 2.5 Flash LiteGGoogle3.67/5.0$0.100$0.4001.0M
92GPT-4.1 NanoOOpenAI3.67/5.0$0.100$0.4001.0M
93Grok 4.1 FastXXAI3.67/5.0$0.200$0.5002M
94Qwen: Qwen3 235B A22B Instruct 2507QQwen3.67/5.0$0.090$0.550262K
95Grok 3 MiniXXAI3.67/5.0$0.300$0.500131K
96Llama 4 MaverickMMeta3.67/5.0$0.200$0.8001.0M
97Qwen: Qwen3.5-35B-A3BQQwen3.67/5.0$0.250$1.25262K
98DeepSeek V3.1DDeepSeek3.67/5.0$0.550$1.65164K
99ByteDance Seed: Seed 1.6BBytedance-seed3.67/5.0$0.250$2.00262K
100xAI: Grok Build 0.1XXAI3.67/5.0$1.00$2.00256K
101Devstral 2 2512MMistral3.67/5.0$0.440$2.20262K
102Seed 2.1 TurboBByteDance3.67/5.0$0.500$2.50262K
103Grok 4.20XXAI3.67/5.0$1.25$2.502M
104Grok 4.3XXAI3.67/5.0$1.25$2.501M
105Gemini 3 Flash PreviewGGoogle3.67/5.0$0.500$3.001.0M
106ByteDance Seed: Seed-2.0-CodeBBytedance-seed3.67/5.0$0.500$3.00262K
107GPT-4.1OOpenAI3.67/5.0$2.00$8.001.0M
108o3OOpenAI3.67/5.0$2.00$8.00200K
109Gemini 2.5 ProGGoogle3.67/5.0$1.25$10.001.0M
110Claude Opus 5AAnthropic3.67/5.0$5.00$25.001M
111Anthropic: Claude Fable 5AAnthropic3.67/5.0$10.00$50.001M
112Claude Opus 5 (Fast)AAnthropic3.67/5.0$10.00$50.001M
113OpenAI: gpt-oss-20bOOpenAI3.33/5.0$0.030$0.130131K
114OpenAI: gpt-oss-120bOOpenAI3.33/5.0$0.037$0.170131K
115Ministral 3 8B 2512MMistral3.33/5.0$0.150$0.150262K
116Qwen: Qwen3 30B A3B Instruct 2507QQwen3.33/5.0$0.048$0.193262K
117Ministral 3 14B 2512MMistral3.33/5.0$0.200$0.200262K
118Inception: Mercury 2IInception3.33/5.0$0.250$0.750128K
119Arcee AI: Trinity Large ThinkingAArcee-ai3.33/5.0$0.220$0.850262K
120DeepSeek V3.1 TerminusDDeepSeek3.33/5.0$0.270$1.00164K
121MiniMax: MiniMax M2.5MMinimax3.33/5.0$0.270$1.08205K
122Grok Code Fast 1XXAI3.33/5.0$0.200$1.50256K
123GPT-4oOOpenAI3.33/5.0$2.50$10.00128K
124IBM: Granite 4.0 MicroIIbm-granite3.00/5.0$0.017$0.112131K
125Ministral 3 3B 2512MMistral3.00/5.0$0.100$0.100131K
126ByteDance Seed: Seed 1.6 FlashBBytedance-seed3.00/5.0$0.075$0.300262K
127Llama 4 ScoutMMeta3.00/5.0$0.100$0.3001.3M
128Llama 3.3 70B InstructMMeta3.00/5.0$0.100$0.320131K
129Codestral 2508MMistral3.00/5.0$0.300$0.900256K
130Mistral Large 3 2512MMistral3.00/5.0$0.500$1.50262K
131IBM: Granite 4.1 8BIIbm-granite2.67/5.0$0.050$0.100131K
132Mistral Small 3.2 24BMMistral2.67/5.0$0.075$0.200131K
133Qwen: Qwen3 Coder 30B A3B InstructQQwen2.67/5.0$0.070$0.280262K
134MiniMax: MiniMax M2-herMMinimax2.67/5.0$0.300$1.2066K
135Mistral Small 3.1 24BMMistral2.33/5.0$0.351$0.555128K
136MiniMax: MiniMax-01MMinimax2.33/5.0$0.200$1.101.0M

Pricing — top 5 for chatbots

DDeepSeek: DeepSeek V4 Flash 0731
$0.245/MTok
5.00/5.0
XMiMo-V2.5
$0.245/MTok
5.00/5.0
XXiaomi: MiMo-V2-Flash
$0.250/MTok
5.00/5.0
BByteDance Seed: Seed-2.0-Mini
$0.325/MTok
5.00/5.0
KKAT-Coder-Air V2.5
$0.487/MTok
5.00/5.0
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