Anthropic Messages API

POST

/v1/messages

package main

import (
  "fmt"
  "strings"
  "net/http"
  "io"
)

func main() {

  url := "https://api.mirapi.ai/v1/messages"

  payload := strings.NewReader("{ \"model\": \"claude-3-opus-20240229\", \"messages\": [ { \"role\": \"user\", \"content\": [ { \"type\": \"text\", \"text\": \"example\", \"source\": { \"type\": \"base64\", \"media_type\": \"example\", \"data\": \"example\", \"url\": \"example\" }, \"id\": \"example\", \"name\": \"example\", \"input\": {}, \"tool_use_id\": \"example\", \"content\": \"example\" } ] } ], \"system\": [ {} ], \"max_tokens\": 1, \"temperature\": 1, \"top_p\": 1, \"top_k\": 1, \"stream\": true, \"stop_sequences\": [ \"example\" ], \"tools\": [ { \"name\": \"example\", \"description\": \"example\", \"input_schema\": {} } ], \"tool_choice\": { \"type\": \"auto\", \"name\": \"example\" }, \"thinking\": { \"type\": \"enabled\", \"budget_tokens\": 1 }, \"metadata\": { \"user_id\": \"example\" } }")

  req, _ := http.NewRequest("POST", url, payload)

  req.Header.Add("anthropic-version", "")
  req.Header.Add("x-api-key", "")
  req.Header.Add("Authorization", "Bearer <token>")
  req.Header.Add("Content-Type", "application/json")

  res, _ := http.DefaultClient.Do(req)

  defer res.Body.Close()
  body, _ := io.ReadAll(res.Body)

  fmt.Println(res)
  fmt.Println(string(body))

}

const url = 'https://api.mirapi.ai/v1/messages';
const options = {
  method: 'POST',
  headers: {
    'anthropic-version': '',
    'x-api-key': '',
    Authorization: 'Bearer <token>',
    'Content-Type': 'application/json'
  },
  body: '{"model":"claude-3-opus-20240229","messages":[{"role":"user","content":[{"type":"text","text":"example","source":{"type":"base64","media_type":"example","data":"example","url":"example"},"id":"example","name":"example","input":{},"tool_use_id":"example","content":"example"}]}],"system":[{}],"max_tokens":1,"temperature":1,"top_p":1,"top_k":1,"stream":true,"stop_sequences":["example"],"tools":[{"name":"example","description":"example","input_schema":{}}],"tool_choice":{"type":"auto","name":"example"},"thinking":{"type":"enabled","budget_tokens":1},"metadata":{"user_id":"example"}}'
};

try {
  const response = await fetch(url, options);
  const data = await response.json();
  console.log(data);
} catch (error) {
  console.error(error);
}

curl --request POST \
  --url https://api.mirapi.ai/v1/messages \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --header 'anthropic-version: ' \
  --header 'x-api-key: ' \
  --data '{ "model": "claude-3-opus-20240229", "messages": [ { "role": "user", "content": [ { "type": "text", "text": "example", "source": { "type": "base64", "media_type": "example", "data": "example", "url": "example" }, "id": "example", "name": "example", "input": {}, "tool_use_id": "example", "content": "example" } ] } ], "system": [ {} ], "max_tokens": 1, "temperature": 1, "top_p": 1, "top_k": 1, "stream": true, "stop_sequences": [ "example" ], "tools": [ { "name": "example", "description": "example", "input_schema": {} } ], "tool_choice": { "type": "auto", "name": "example" }, "thinking": { "type": "enabled", "budget_tokens": 1 }, "metadata": { "user_id": "example" } }'

Request in the Anthropic Claude Messages API format. The anthropic-version header is required.

Authorizations

BearerAuth

Parameters

Header Parameters

anthropic-version

required

string

Anthropic API version

Example

x-api-key

string

Anthropic API key (optional — a Bearer token also works)

Example

Request Body

application/json

object

model

required

string

messages

required

Array<object>

object

role

required

string

Allowed values: user assistant

content

required

One of:

string
Array<object>

string

system

One of:

string
Array<object>

string

max_tokens

required

integer

>= 1

temperature

number

<= 1

top_p

number

top_k

integer

stream

boolean

stop_sequences

Array<string>

tools

Array<object>

object

name

string

description

string

input_schema

object

tool_choice

One of:

object

object

type

string

Allowed values: auto any tool

name

string

thinking

object

type

string

Allowed values: enabled disabled

budget_tokens

integer

metadata

object

user_id

string

Examples

Responses

200

Response created

application/json

object

string

type

string

role

string

content

Array<object>

object

type

string

text

string

model

string

stop_reason

string

Allowed values: end_turn max_tokens stop_sequence tool_use

usage

object

input_tokens

integer

output_tokens

integer

cache_creation_input_tokens

integer

cache_read_input_tokens

integer

Example

{
  "type": "message",
  "role": "assistant",
  "stop_reason": "end_turn"
}