DeepSeek's flagship chat model — strong open-source reasoning and coding at low
DeepSeek's flagship chat model — strong open-source reasoning and coding at low cost
Answeringour last check, 2026-09-24
1 of 1checks answered this week
182 msmedian answer time
$0.005011listed price per call
$0.005011price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
POST https://x402engine.app/api/llm/deepseek
| Category | Everything else |
|---|---|
| Provider host | x402engine.app |
| Networks | eip155:4326, eip155:8453, solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp |
| Payment schemes | exact |
| Self-reported calls, 30 days | 7 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.005011 | 182 ms |
Example input (from the provider)
{
"body": {
"max_tokens": 1024,
"messages": [
{
"content": "Hello",
"role": "user"
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"frequency_penalty": {
"description": "Model-supported frequency_penalty; see /docs/llm-capabilities.md.",
"type": "number"
},
"logit_bias": {
"description": "Model-supported logit_bias; see /docs/llm-capabilities.md.",
"type": "object"
},
"max_completion_tokens": {
"description": "Alias for total output budget; bounded by model maxOutputTokens.",
"type": "integer"
},
"max_tokens": {
"description": "Total output budget, including reasoning. Use this or max_completion_tokens.",
"example": 1024,
"type": "integer"
},
"messages": {
"description": "Text or model-supported multimodal messages; assistant tool calls may have null content",
"items": {
"additionalProperties": false,
"anyOf": [
{
"required": [
"content"
]
},
{
"required": [
"tool_calls"
]
}
],
"properties": {
"annotations": {
"items": {
"type": "object"
},
"type": "array"
},
"cache_control": {
"type": "object"
},
"content": {
"oneOf": [
{
"type": "string"
},
{
"type": "null"
},
{
"items": {
"additionalProperties": true,
"properties": {
"type": {
"enum": [
"text"
],
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
},
"maxItems": 100,
"minItems": 1,
"type": "array"
}
]
},
"name": {
"type": "string"
},
"reasoning": {
"type": "string"
},
"reasoning_details": {
"items": {
"type": "object"
},
"type": "array"
},
"refusal": {
"type": [
"string",
"null"
]
},
"role": {
"enum": [
"system",
"developer",
"user",
"assistant",
"tool"
],
"type": "string"
},
"tool_call_id": {
"type": "string"
},
"tool_calls": {
"items": {
"type": "object"
},
"type": "array"
}
},
"required": [
"role"
],
"type": "object"
},
"maxItems": 100,
"minItems": 1,
"type": "array"
},
"min_p": {
"description": "Model-supported min_p; see /docs/llm-capabilities.md.",
"type": "number"
},
"presence_penalty": {
"description": "Model-supported presence_penalty; see /docs/llm-capabilities.md.",
"type": "number"
},
"repetition_penalty": {
"description": "Model-supported repetition_penalty; see /docs/llm-capabilities.md.",
"type": "number"
},
"response_format": {
"description": "Model-supported response_format; see /docs/llm-capabilities.md.",
"type": "object"
},
"seed": {
"description": "Model-supported seed; see /docs/llm-capabilities.md.",
"type": "integer"
},
"stop": {
"description": "Model-supported stop; see /docs/llm-capabilities.md.",
"oneOf": [
{
"type": "string"
},
{
"items": {
"type": "string"
},
"maxItems": 4,
"type": "array"
}
]
},
"stream": {
"description": "Return live OpenAI-compatible SSE after payment settlement.",
"type": "boolean"
},
"stream_options": {
"description": "Optional include_usage boolean; usage is always requested upstream.",
"type": "object"
},
"temperature": {
"description": "Model-supported temperature; see /docs/llm-capabilities.md.",
"type": "number"
},
"tool_choice": {