---
title: "BNM interbank money-market volume by tenor"
method: GET
path: "/api/v1/bnm/interest-volume"
tags: ["Central Banks & Monetary"]
---

# BNM interbank money-market volume by tenor

`GET /api/v1/bnm/interest-volume`

Daily interbank money-market transaction volumes (in MYR million) that match the `/interest-rate` panel. Same three product buckets and tenors. Use with `/interest-rate` to assess depth and liquidity at each tenor.

## Response `200`

Daily volumes (MYR million) keyed by product bucket.

- EnvelopeBnmInterestVolumePayload
  - `data` BnmInterestVolumePayload, required
    - `count` integer, required — Number of product buckets returned.
    - `products` BnmTenorRow[], required — Tenor rows keyed by product. Tenor values are daily volumes in MYR million.
      - `product` string, nullable — Product bucket (overall, interbank, money_market_operations). Absent on single-record payloads such as interbank-swap or islamic-interbank-rate.
      - `date` string, nullable — Observation date (YYYY-MM-DD).
      - `overnight` number, nullable — Overnight tenor value (rate in percent per annum, or volume in MYR million - depends on endpoint).
      - `1_week` number, nullable — 1-week tenor value.
      - `2_week` number, nullable — 2-week tenor value.
      - `1_month` number, nullable — 1-month tenor value.
      - `2_month` number, nullable — 2-month tenor value.
      - `3_month` number, nullable — 3-month tenor value.
      - `6_month` number, nullable — 6-month tenor value.
      - `9_month` number, nullable — 9-month tenor value.
      - `12_month` number, nullable — 12-month tenor value.
      - `1_year` number, nullable — 1-year tenor value.
      - `more_1_year` number, nullable — Transactions with tenor greater than 1 year (volume endpoints only).
      - `other` number, nullable — Residual bucket (volume endpoints only).
  - `meta` SugraMeta, required — Metadata attached to every /api/v1/* response envelope.
    - `endpoint` string, required — Requested endpoint path.
    - `data_time` string, required — ISO 8601 UTC timestamp of the source data, not of the request.
    - `response_time` string, required — ISO 8601 UTC timestamp when this response was produced.
    - `provider` string, required — API name and version.
    - `source` string, nullable — Identifier of the primary upstream source used for this response.
    - `attribution` string, nullable — Human-readable attribution mandated by an upstream source (e.g. a securities regulator or self-regulatory organization). Present only on responses whose source requires the owner and source to be clearly identified. Do not remove or alter it when using the response.
    - `fallback_used` boolean, nullable — True when the primary source failed and a fallback produced the data.
    - `fallback_chain` string[], nullable — Ordered list of sources attempted, in the order they were tried.
    - `cached` boolean, nullable — True when this response was served from the internal cache.
    - `stale` boolean, nullable — True when the cached response was returned after the upstream rate-limited or errored. Clients can use this to detect degraded data.

## Other responses

- `401` — Missing or invalid `x-api-key` header.
- `429` — Daily rate limit exceeded. Check `X-RateLimit-Reset` for the next window.
- `503` — Upstream source is temporarily unavailable. Retry after a short delay.

---

[API](https://skmtc.net/sugra/apis/sugra-api.md) · [All operations](https://skmtc.net/sugra/apis/sugra-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/sugra/sugra-api/versions/4e2740743eb4/schema)