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triggerdotdev--trigger.dev/packages/python/CHANGELOG.md
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chore: release v4.5.0-rc.2 (#3702)
## Summary
3 improvements, 1 bug fix.

## Improvements
- The per-turn merge now overlays the wire copy's tool-part state
advancement onto the agent's existing chain — `state` + the matching
resolution field (`output` / `errorText` / `approval`) come from the
wire, everything else (text, reasoning, tool `input`, provider metadata)
stays whatever the snapshot or `hydrateMessages` returned. Previously a
full-message replace overwrote those fields with whatever the client
shipped, so a slimmed wire copy landed a tool call with no `arguments`
on the next LLM call. Covers `output-available` / `output-error` (HITL
`addToolOutput`) and `approval-responded` / `output-denied` (approval
flow).
- `TriggerChatTransport.sendMessages` and `AgentChat.sendRaw` now slim
assistant messages that carry advanced tool parts. The wire payload is
just `{ id, role, parts: [<state + resolution field>] }` for
`submit-message` continuations; everything else passes through.
Reasoning blobs and full tool inputs no longer ride the wire on every
`addToolOutput` / `addToolApproveResponse`, so continuation payloads
stay well under the `.in/append` cap on long agent loops.
- Add `TriggerClient` for running multiple SDK clients side-by-side,
each with its own auth, preview branch, and baseURL. Useful when a
single process needs to trigger tasks or read runs across multiple
projects, environments, or preview branches without mutating shared
global state.
([#3683](https://github.com/triggerdotdev/trigger.dev/pull/3683))

## Bug fixes
- Fix `chat.agent` HITL continuations on reasoning-heavy turns. Two
changes that work together:
([#3719](https://github.com/triggerdotdev/trigger.dev/pull/3719))

<details>
<summary>Raw changeset output</summary>

⚠️⚠️⚠️⚠️⚠️⚠️

`main` is currently in **pre mode** so this branch has prereleases
rather than normal releases. If you want to exit prereleases, run
`changeset pre exit` on `main`.

⚠️⚠️⚠️⚠️⚠️⚠️

# Releases
## @trigger.dev/build@4.5.0-rc.2

### Patch Changes

-   Updated dependencies:
    -   `@trigger.dev/core@4.5.0-rc.2`

## trigger.dev@4.5.0-rc.2

### Patch Changes

-   Updated dependencies:
    -   `@trigger.dev/build@4.5.0-rc.2`
    -   `@trigger.dev/core@4.5.0-rc.2`
    -   `@trigger.dev/schema-to-json@4.5.0-rc.2`

## @trigger.dev/plugins@4.5.0-rc.2

### Patch Changes

-   Updated dependencies:
    -   `@trigger.dev/core@4.5.0-rc.2`

## @trigger.dev/python@4.5.0-rc.2

### Patch Changes

-   Updated dependencies:
    -   `@trigger.dev/sdk@4.5.0-rc.2`
    -   `@trigger.dev/build@4.5.0-rc.2`
    -   `@trigger.dev/core@4.5.0-rc.2`

## @trigger.dev/react-hooks@4.5.0-rc.2

### Patch Changes

-   Updated dependencies:
    -   `@trigger.dev/core@4.5.0-rc.2`

## @trigger.dev/redis-worker@4.5.0-rc.2

### Patch Changes

-   Updated dependencies:
    -   `@trigger.dev/core@4.5.0-rc.2`

## @trigger.dev/rsc@4.5.0-rc.2

### Patch Changes

-   Updated dependencies:
    -   `@trigger.dev/core@4.5.0-rc.2`

## @trigger.dev/schema-to-json@4.5.0-rc.2

### Patch Changes

-   Updated dependencies:
    -   `@trigger.dev/core@4.5.0-rc.2`

## @trigger.dev/sdk@4.5.0-rc.2

### Patch Changes

- Fix `chat.agent` HITL continuations on reasoning-heavy turns. Two
changes that work together:
([#3719](https://github.com/triggerdotdev/trigger.dev/pull/3719))

- The per-turn merge now overlays the wire copy's tool-part state
advancement onto the agent's existing chain — `state` + the matching
resolution field (`output` / `errorText` / `approval`) come from the
wire, everything else (text, reasoning, tool `input`, provider metadata)
stays whatever the snapshot or `hydrateMessages` returned. Previously a
full-message replace overwrote those fields with whatever the client
shipped, so a slimmed wire copy landed a tool call with no `arguments`
on the next LLM call. Covers `output-available` / `output-error` (HITL
`addToolOutput`) and `approval-responded` / `output-denied` (approval
flow).
- `TriggerChatTransport.sendMessages` and `AgentChat.sendRaw` now slim
assistant messages that carry advanced tool parts. The wire payload is
just `{ id, role, parts: [<state + resolution field>] }` for
`submit-message` continuations; everything else passes through.
Reasoning blobs and full tool inputs no longer ride the wire on every
`addToolOutput` / `addToolApproveResponse`, so continuation payloads
stay well under the `.in/append` cap on long agent loops.

Note: `onValidateMessages` receives the slim wire on HITL turns. If you
call `validateUIMessages` from `ai` against the full `messages` array it
will reject the slim assistant; filter to user messages (or skip on HITL
turns) — see the updated docstring on `onValidateMessages` for the
recommended pattern.

For `hydrateMessages` hooks that persist the chain, this release also
adds a small helper to the `@trigger.dev/sdk/ai` surface:

    ```ts
    import { chat, upsertIncomingMessage } from "@trigger.dev/sdk/ai";

    chat.agent({
hydrateMessages: async ({ chatId, trigger, incomingMessages }) => {
const record = await db.chat.findUnique({ where: { id: chatId } });
        const stored = record?.messages ?? [];
if (upsertIncomingMessage(stored, { trigger, incomingMessages })) {
await db.chat.update({ where: { id: chatId }, data: { messages: stored }
});
        }
        return stored;
      },
    });
    ```

It pushes fresh user messages by id, no-ops on HITL continuations (the
incoming shares an id with the existing assistant — the runtime overlays
the new tool-state advance), and skips on non-`submit-message` triggers.
Returns `true` if it mutated `stored` so the caller knows whether to
persist.

Net effect: `chat.addToolOutput(...)` /
`chat.addToolApproveResponse(...)` on multi-step reasoning agents
(OpenAI Responses with `store: false`, Anthropic extended thinking,
etc.) no longer blows the cap and no longer corrupts the LLM input.

- Add `TriggerClient` for running multiple SDK clients side-by-side,
each with its own auth, preview branch, and baseURL. Useful when a
single process needs to trigger tasks or read runs across multiple
projects, environments, or preview branches without mutating shared
global state.
([#3683](https://github.com/triggerdotdev/trigger.dev/pull/3683))

    ```ts
    import { TriggerClient } from "@trigger.dev/sdk";

const prod = new TriggerClient({ accessToken:
process.env.TRIGGER_PROD_KEY });
    const preview = new TriggerClient({
      accessToken: process.env.TRIGGER_PREVIEW_KEY,
      previewBranch: "signup-flow",
    });

    await prod.tasks.trigger("send-email", payload);
    await preview.runs.list({ status: ["COMPLETED"] });
    ```

-   Updated dependencies:
    -   `@trigger.dev/core@4.5.0-rc.2`

## @trigger.dev/core@4.5.0-rc.2

</details>

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
2026-05-23 17:15:33 +01:00

9.8 KiB

@trigger.dev/python

4.5.0-rc.2

Patch Changes

  • Updated dependencies:
    • @trigger.dev/sdk@4.5.0-rc.2
    • @trigger.dev/build@4.5.0-rc.2
    • @trigger.dev/core@4.5.0-rc.2

4.5.0-rc.1

Patch Changes

  • Updated dependencies:
    • @trigger.dev/core@4.5.0-rc.1
    • @trigger.dev/build@4.5.0-rc.1
    • @trigger.dev/sdk@4.5.0-rc.1

4.5.0-rc.0

Patch Changes

  • Updated dependencies:
    • @trigger.dev/sdk@4.5.0-rc.0
    • @trigger.dev/core@4.5.0-rc.0
    • @trigger.dev/build@4.5.0-rc.0

4.4.6

Patch Changes

  • Updated dependencies:
    • @trigger.dev/core@4.4.6
    • @trigger.dev/build@4.4.6
    • @trigger.dev/sdk@4.4.6

4.4.5

Patch Changes

  • Updated dependencies:
    • @trigger.dev/core@4.4.5
    • @trigger.dev/build@4.4.5
    • @trigger.dev/sdk@4.4.5

4.4.4

Patch Changes

  • Updated dependencies:
    • @trigger.dev/sdk@4.4.4
    • @trigger.dev/core@4.4.4
    • @trigger.dev/build@4.4.4

4.4.3

Patch Changes

  • Updated dependencies:
    • @trigger.dev/core@4.4.3
    • @trigger.dev/build@4.4.3
    • @trigger.dev/sdk@4.4.3

4.4.2

Patch Changes

  • Updated dependencies:
    • @trigger.dev/sdk@4.4.2
    • @trigger.dev/build@4.4.2
    • @trigger.dev/core@4.4.2

4.4.1

Patch Changes

  • Updated dependencies:
    • @trigger.dev/sdk@4.4.1
    • @trigger.dev/build@4.4.1
    • @trigger.dev/core@4.4.1

4.4.0

Patch Changes

  • Updated dependencies:
    • @trigger.dev/core@4.4.0
    • @trigger.dev/sdk@4.4.0
    • @trigger.dev/build@4.4.0

4.3.3

Patch Changes

  • Updated dependencies:
    • @trigger.dev/sdk@4.3.3
    • @trigger.dev/core@4.3.3
    • @trigger.dev/build@4.3.3

4.3.2

Patch Changes

  • Updated dependencies:
    • @trigger.dev/sdk@4.3.2
    • @trigger.dev/build@4.3.2
    • @trigger.dev/core@4.3.2

4.3.1

Patch Changes

  • Updated dependencies:
    • @trigger.dev/sdk@4.3.1
    • @trigger.dev/core@4.3.1
    • @trigger.dev/build@4.3.1

4.3.0

Patch Changes

  • Updated dependencies:
    • @trigger.dev/core@4.3.0
    • @trigger.dev/build@4.3.0
    • @trigger.dev/sdk@4.3.0

4.2.0

Patch Changes

  • Updated dependencies:
    • @trigger.dev/build@4.2.0
    • @trigger.dev/sdk@4.2.0
    • @trigger.dev/core@4.2.0

4.1.2

Patch Changes

  • Updated dependencies:
    • @trigger.dev/build@4.1.2
    • @trigger.dev/core@4.1.2
    • @trigger.dev/sdk@4.1.2

4.1.1

Patch Changes

  • Updated dependencies:
    • @trigger.dev/build@4.1.1
    • @trigger.dev/core@4.1.1
    • @trigger.dev/sdk@4.1.1

4.1.0

Patch Changes

  • Updated dependencies:
    • @trigger.dev/sdk@4.1.0
    • @trigger.dev/build@4.1.0
    • @trigger.dev/core@4.1.0

4.0.7

Patch Changes

  • Updated dependencies:
    • @trigger.dev/build@4.0.7
    • @trigger.dev/core@4.0.7
    • @trigger.dev/sdk@4.0.7

4.0.6

Patch Changes

  • Updated dependencies:
    • @trigger.dev/core@4.0.6
    • @trigger.dev/build@4.0.6
    • @trigger.dev/sdk@4.0.6

4.0.5

Patch Changes

  • Updated dependencies:
    • @trigger.dev/core@4.0.5
    • @trigger.dev/build@4.0.5
    • @trigger.dev/sdk@4.0.5

4.0.4

Patch Changes

  • Updated dependencies:
    • @trigger.dev/build@4.0.4
    • @trigger.dev/core@4.0.4
    • @trigger.dev/sdk@4.0.4

4.0.3

Patch Changes

  • Updated dependencies:
    • @trigger.dev/core@4.0.3
    • @trigger.dev/sdk@4.0.3
    • @trigger.dev/build@4.0.3

4.0.2

Patch Changes

  • Updated dependencies:
    • @trigger.dev/build@4.0.2
    • @trigger.dev/core@4.0.2
    • @trigger.dev/sdk@4.0.2

4.0.1

Patch Changes

  • Updated dependencies:
    • @trigger.dev/build@4.0.1
    • @trigger.dev/core@4.0.1
    • @trigger.dev/sdk@4.0.1

4.0.0

Major Changes

Patch Changes

  • Updated dependencies:
    • @trigger.dev/sdk@4.0.0
    • @trigger.dev/core@4.0.0
    • @trigger.dev/build@4.0.0

4.0.0-v4-beta.28

Patch Changes

  • Updated dependencies:
    • @trigger.dev/sdk@4.0.0-v4-beta.28
    • @trigger.dev/core@4.0.0-v4-beta.28
    • @trigger.dev/build@4.0.0-v4-beta.28

4.0.0-v4-beta.27

Patch Changes

  • Updated dependencies:
    • @trigger.dev/sdk@4.0.0-v4-beta.27
    • @trigger.dev/build@4.0.0-v4-beta.27
    • @trigger.dev/core@4.0.0-v4-beta.27

4.0.0-v4-beta.26

Patch Changes

  • Updated dependencies:
    • @trigger.dev/sdk@4.0.0-v4-beta.26
    • @trigger.dev/build@4.0.0-v4-beta.26
    • @trigger.dev/core@4.0.0-v4-beta.26

4.0.0-v4-beta.25

Patch Changes

  • Updated dependencies:
    • @trigger.dev/build@4.0.0-v4-beta.25
    • @trigger.dev/core@4.0.0-v4-beta.25
    • @trigger.dev/sdk@4.0.0-v4-beta.25

4.0.0-v4-beta.24

Patch Changes

  • Updated dependencies:
    • @trigger.dev/sdk@4.0.0-v4-beta.24
    • @trigger.dev/build@4.0.0-v4-beta.24
    • @trigger.dev/core@4.0.0-v4-beta.24

4.0.0-v4-beta.23

Patch Changes

  • Updated dependencies:
    • @trigger.dev/sdk@4.0.0-v4-beta.23
    • @trigger.dev/core@4.0.0-v4-beta.23
    • @trigger.dev/build@4.0.0-v4-beta.23

4.0.0-v4-beta.22

Patch Changes

  • Updated dependencies:
    • @trigger.dev/core@4.0.0-v4-beta.22
    • @trigger.dev/sdk@4.0.0-v4-beta.22
    • @trigger.dev/build@4.0.0-v4-beta.22

4.0.0-v4-beta.21

Patch Changes

  • Updated dependencies:
    • @trigger.dev/core@4.0.0-v4-beta.21
    • @trigger.dev/build@4.0.0-v4-beta.21
    • @trigger.dev/sdk@4.0.0-v4-beta.21

4.0.0-v4-beta.20

Patch Changes

  • Updated dependencies:
    • @trigger.dev/build@4.0.0-v4-beta.20
    • @trigger.dev/core@4.0.0-v4-beta.20
    • @trigger.dev/sdk@4.0.0-v4-beta.20

4.0.0-v4-beta.19

Patch Changes

  • Updated dependencies:
    • @trigger.dev/core@4.0.0-v4-beta.19
    • @trigger.dev/sdk@4.0.0-v4-beta.19
    • @trigger.dev/build@4.0.0-v4-beta.19

4.0.0-v4-beta.18

Patch Changes

  • Updated dependencies:
    • @trigger.dev/build@4.0.0-v4-beta.18
    • @trigger.dev/core@4.0.0-v4-beta.18
    • @trigger.dev/sdk@4.0.0-v4-beta.18

4.0.0-v4-beta.17

Patch Changes

  • Updated dependencies:
    • @trigger.dev/core@4.0.0-v4-beta.17
    • @trigger.dev/build@4.0.0-v4-beta.17
    • @trigger.dev/sdk@4.0.0-v4-beta.17

4.0.0-v4-beta.16

Patch Changes

  • Updated dependencies:
    • @trigger.dev/build@4.0.0-v4-beta.16
    • @trigger.dev/core@4.0.0-v4-beta.16
    • @trigger.dev/sdk@4.0.0-v4-beta.16

4.0.0-v4-beta.15

Patch Changes

  • Updated dependencies:
    • @trigger.dev/build@4.0.0-v4-beta.15
    • @trigger.dev/core@4.0.0-v4-beta.15
    • @trigger.dev/sdk@4.0.0-v4-beta.15

4.0.0-v4-beta.14

Patch Changes

  • Updated dependencies:
    • @trigger.dev/sdk@4.0.0-v4-beta.14
    • @trigger.dev/build@4.0.0-v4-beta.14
    • @trigger.dev/core@4.0.0-v4-beta.14

4.0.0-v4-beta.13

Patch Changes

  • Updated dependencies:
    • @trigger.dev/core@4.0.0-v4-beta.13
    • @trigger.dev/build@4.0.0-v4-beta.13
    • @trigger.dev/sdk@4.0.0-v4-beta.13

4.0.0-v4-beta.12

Patch Changes

  • Updated dependencies:
    • @trigger.dev/sdk@4.0.0-v4-beta.12
    • @trigger.dev/build@4.0.0-v4-beta.12
    • @trigger.dev/core@4.0.0-v4-beta.12

4.0.0-v4-beta.11

Patch Changes

  • Updated dependencies:
    • @trigger.dev/sdk@4.0.0-v4-beta.11
    • @trigger.dev/build@4.0.0-v4-beta.11
    • @trigger.dev/core@4.0.0-v4-beta.11

4.0.0-v4-beta.10

Patch Changes

  • Updated dependencies:
    • @trigger.dev/core@4.0.0-v4-beta.10
    • @trigger.dev/build@4.0.0-v4-beta.10
    • @trigger.dev/sdk@4.0.0-v4-beta.10

4.0.0-v4-beta.9

Patch Changes

  • Updated dependencies:
    • @trigger.dev/build@4.0.0-v4-beta.9
    • @trigger.dev/core@4.0.0-v4-beta.9
    • @trigger.dev/sdk@4.0.0-v4-beta.9

4.0.0-v4-beta.8

Patch Changes

  • Updated dependencies:
    • @trigger.dev/core@4.0.0-v4-beta.8
    • @trigger.dev/build@4.0.0-v4-beta.8
    • @trigger.dev/sdk@4.0.0-v4-beta.8

4.0.0-v4-beta.7

Patch Changes

  • Updated dependencies:
    • @trigger.dev/core@4.0.0-v4-beta.7
    • @trigger.dev/build@4.0.0-v4-beta.7
    • @trigger.dev/sdk@4.0.0-v4-beta.7

4.0.0-v4-beta.6

Patch Changes

  • Updated dependencies:
    • @trigger.dev/core@4.0.0-v4-beta.6
    • @trigger.dev/sdk@4.0.0-v4-beta.6
    • @trigger.dev/build@4.0.0-v4-beta.6

4.0.0-v4-beta.5

Patch Changes

  • Updated dependencies:
    • @trigger.dev/sdk@4.0.0-v4-beta.5
    • @trigger.dev/build@4.0.0-v4-beta.5
    • @trigger.dev/core@4.0.0-v4-beta.5

4.0.0-v4-beta.4

Patch Changes

  • Updated dependencies:
    • @trigger.dev/sdk@4.0.0-v4-beta.4
    • @trigger.dev/build@4.0.0-v4-beta.4
    • @trigger.dev/core@4.0.0-v4-beta.4

4.0.0-v4-beta.3

Patch Changes

  • Updated dependencies:
    • @trigger.dev/core@4.0.0-v4-beta.3
    • @trigger.dev/build@4.0.0-v4-beta.3
    • @trigger.dev/sdk@4.0.0-v4-beta.3

4.0.0-v4-beta.2

Patch Changes

  • Updated dependencies:
    • @trigger.dev/core@4.0.0-v4-beta.2
    • @trigger.dev/build@4.0.0-v4-beta.2
    • @trigger.dev/sdk@4.0.0-v4-beta.2

4.0.0-v4-beta.1

Patch Changes

  • Updated dependencies:
    • @trigger.dev/build@4.0.0-v4-beta.1
    • @trigger.dev/core@4.0.0-v4-beta.1
    • @trigger.dev/sdk@4.0.0-v4-beta.1

4.0.0-v4-beta.0

Major Changes

Patch Changes

  • Updated dependencies:
    • @trigger.dev/sdk@4.0.0-v4-beta.0
    • @trigger.dev/build@4.0.0-v4-beta.0
    • @trigger.dev/core@4.0.0-v4-beta.0

3.3.17

Patch Changes

  • Introduced a new Python extension to enhance the build process. It now allows users to execute Python scripts with improved support and error handling. (#1686)
  • Updated dependencies:
    • @trigger.dev/sdk@3.3.17
    • @trigger.dev/core@3.3.17
    • @trigger.dev/build@3.3.17