OpenapiO11y
Lists conversations — gen_ai spans grouped by session.id, with their trace and…
Lists conversations — gen_ai spans grouped by session.id, with their trace and observation counts, tokens and cost.
GET /v1/o11y/llm/sessions
| Address | https://api.hanzo.ai/v1/o11y/llm/sessions |
| Method | GET |
| Operation | ListLLMSessions |
| Auth | Authorization: Bearer $HANZO_API_KEY |
Lists conversations — gen_ai spans grouped by session.id, with their trace and observation counts, tokens and cost.
Callers need the viewer role; the runtime's own gate enforces it.
Request
9 fields.
| Field | In | Type | Required | Description |
|---|---|---|---|---|
start | query | integer | — | Start is the start of the window as a unix-millisecond epoch. |
end | query | integer | — | End is the end of the window as a unix-millisecond epoch. |
traceId | query | string | — | TraceID narrows the view to one trace. |
sessionId | query | string | — | SessionID narrows the view to one conversation. |
userId | query | string | — | UserID narrows the view to one end user. |
name | query | string | — | Name narrows the view to observations of one name. |
model | query | string | — | Model narrows the view to one model. |
offset | query | integer | — | Offset is how many rows to skip, for paging. |
limit | query | integer | — | Limit caps how many rows come back. |
Response
| Status | Body | Meaning |
|---|---|---|
200 | o11y.O11yLLMSessionsOut | ok |
200 body — 13 fields.
| Field | In | Type | Always | Description |
|---|---|---|---|---|
data | body | o11y.O11yLLMSessionsPage | — | |
data.items | body | o11y.O11yLLMSession[] | — | Items are the conversations, newest first. |
data.items[].completionTokens | body | integer | — | CompletionTokens is the conversation's total output tokens. |
data.items[].id | body | string | — | ID is the session id. |
data.items[].observations | body | integer | — | Observations is how many observations the conversation holds. |
data.items[].promptTokens | body | integer | — | PromptTokens is the conversation's total input tokens. |
data.items[].totalCost | body | number | — | TotalCost is the conversation's total cost. |
data.items[].totalTokens | body | integer | — | TotalTokens is the conversation's total tokens. |
data.items[].traces | body | integer | — | Traces is how many traces the conversation holds. |
data.items[].userId | body | string | — | UserID is the end user the conversation is attributed to. |
data.limit | body | integer | — | Limit is the page cap the read ran with. |
data.offset | body | integer | — | Offset is the row offset this page started at. |
status | body | string | — | Status is "success". |
Failure carries the platform error shape — see Errors.
Examples
hanzo o11y llm sessionsimport { Configuration, O11yApi } from 'hanzoai';
const api = new O11yApi(new Configuration({ accessToken: process.env.HANZO_API_KEY }));
const { data } = await api.listLLMSessions();from hanzoai.cloud import ApiClient, Configuration
from hanzoai.cloud.api import O11yApi
client = ApiClient(Configuration(access_token=os.environ["HANZO_API_KEY"]))
result = O11yApi(client).list_llm_sessions()cfg := cloud.NewConfiguration()
cfg.AddDefaultHeader("Authorization", "Bearer "+os.Getenv("HANZO_API_KEY"))
client := cloud.NewAPIClient(cfg)
resp, _, err := client.O11yAPI.ListLLMSessions(context.Background()).Execute()
if err != nil {
return err
}use hanzo_cloud::apis::{configuration::Configuration, o11y_api};
let mut cfg = Configuration::new();
cfg.bearer_access_token = std::env::var("HANZO_API_KEY").ok();
let result = o11y_api::list_llm_sessions(&cfg, Default::default()).await?;import ai.hanzo.cloud.ApiClient;
import ai.hanzo.cloud.api.O11yApi;
ApiClient client = new ApiClient();
client.setRequestInterceptor(b -> b.header("Authorization", "Bearer " + System.getenv("HANZO_API_KEY")));
var result = new O11yApi(client).listLLMSessions();curl https://api.hanzo.ai/v1/o11y/llm/sessions \
-H "Authorization: Bearer $HANZO_API_KEY"Tool o11y, op ListLLMSessions — POST the JSON-RPC envelope to https://api.hanzo.ai/v1/mcp.
curl -X POST https://api.hanzo.ai/v1/mcp \
-H "Authorization: Bearer $HANZO_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"jsonrpc": "2.0",
"id": 1,
"method": "tools/call",
"params": {
"name": "o11y",
"arguments": {
"op": "ListLLMSessions",
"input": {}
}
}
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