Classe : WeaveClient

const client = await weave.init('entity/project');
const resp = await client.getAgentCustomAttributes({
  query: {
    $expr: {
      $eq: [{$getField: 'agent_name'}, {$literal: 'my-agent'}],
    },
  },
  startedAfter: '2026-06-15T00:00:00Z',
  limit: 200,
});

for (const attr of resp.data.attributes ?? []) {
  console.log(`${attr.source}.${attr.key} (${attr.value_type}): ${attr.span_count}`);
}

const client = await weave.init('entity/project');
const resp = await client.getAgentSpanStats({
  start: '2026-06-10T00:00:00Z',
  end: '2026-06-23T00:00:00Z',
  granularity: 86400, // une ligne par jour
  metrics: [
    {
      alias: 'total_input_tokens',
      value_type: 'number',
      aggregations: ['sum'],
      value: {source: 'field', key: 'input_tokens'},
    },
  ],
  groupBy: [{key: 'agent_name'}],
});

for (const row of resp.data.rows ?? []) {
  console.log(row.started_at_bucket, row.agent_name, row.total_input_tokens);
}

const client = await weave.init('entity/project');
const resp = await client.getAgentSpans({agentName: 'my-agent', limit: 20});

for (const span of resp.data.spans) {
  console.log(span.span_id, span.span_name, span.input_tokens);
}

const client = await weave.init('entity/project');

const resp = await client.getAgentSpans({
  agentName: 'my-agent',
  query: {
    $expr: {$gt: [{$getField: 'input_tokens'}, {$literal: 1000}]},
  },
});

for (const span of resp.data.spans) {
  console.log(span.span_id, span.span_name, span.input_tokens);
}

const client = await weave.init('entity/project');
const resp = await client.getAgentTurn({
  traceId: '01997b8a-2c89-7c4d-9d0e-2f7e5b9a1b2c',
  includeFeedback: true,
});

console.log(resp.data.root_span_name, resp.data.total_duration_ms);

for (const message of resp.data.messages ?? []) {
  if (message.user_message) console.log('user:', message.user_message);
  if (message.assistant_message) console.log('assistant:', message.assistant_message);
}

const client = await weave.init('entity/project');
const resp = await client.getAgentTurns({
  conversationId: 'trace_c50312356de3487fa90e381c9399b5b4',
  limit: 20,
  includeFeedback: true,
});

for (const turn of resp.data.turns ?? []) {
  console.log(turn.trace_id, turn.root_span_name);
  for (const message of turn.messages ?? []) {
    if (message.user_message) console.log('user:', message.user_message);
    if (message.assistant_message) console.log('assistant:', message.assistant_message);
  }
}

console.log(`total turns: ${resp.data.total_turns}, has more: ${resp.data.has_more}`);

const client = await weave.init('entity/project');
const resp = await client.getAgentVersions({agentName: 'my-agent', limit: 20});

for (const version of resp.data.versions) {
  console.log(version.agent_version, version.total_input_tokens);
}

console.log(`total count: ${resp.data.total_count}`)

const client = await weave.init('entity/project');
const resp = await client.getAgents({limit: 20});

for (const agent of resp.data.agents) {
  console.log(agent.agent_name, agent.total_input_tokens);
}

console.log(`total count: ${resp.data.total_count}`)

const client = await weave.init('entity/project');
const resp = await client.searchAgents({
  query: 'Liverpool',
  agentName: 'Assistant',
  limit: 20,
});

for (const conversation of resp.data.results ?? []) {
  console.log(`${conversation.conversation_id} (${conversation.agent_name})`);
  for (const match of conversation.matched_messages) {
    console.log(`  [${match.role}] ${match.content_preview}`);
  }
}

console.log(`total conversations: ${resp.data.total_conversations}`);