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coder/docs/ai-coder/tasks.md
T
Nick Vigilante e458692cb8 refactor(docs): convert absolute coder/coder blob/tree/main links to relative (DOCS-351) (#26341)
Closes [DOCS-351](https://linear.app/codercom/issue/DOCS-351).

> [!WARNING]
> **DO NOT MERGE** until
[DOCS-349](https://linear.app/codercom/issue/DOCS-349)
([coder.com#877](https://github.com/coder/coder.com/pull/877)) has
shipped to production and baked for at least one Vercel cycle.
>
> Without DOCS-349, the relative links in this PR resolve to broken
docs-route URLs (`/docs/helm/coder/values.yaml` -> 404) instead of
GitHub URLs tagged with the displayed docs version. DOCS-349 fixes the
rewriter to classify these as GitHub blob/tree URLs with the page's
resolved ref.

## TL;DR

Converts 121 absolute
`https://github.com/coder/coder/(blob|tree)/main/<path>` links across 39
docs markdown files to relative paths. After this lands AND DOCS-349
deploys, every one of these links will follow the displayed docs version
(mainline tag on bare URLs, explicit tag on `/@vX.Y.Z/`, `main` on
`/@main/`) instead of always pointing to `main`.

## Why

Today a reader on `/docs/@v2.30.0/install/docker` follows a
`compose.yaml` link and arrives at `main`'s `compose.yaml`, which
doesn't necessarily match what the docs page describes. Helm values,
Terraform templates, and source-code references in particular drift
across versions. The fix is to let the coder.com rewriter substitute the
page's resolved ref into the URL; that only works on relative links.

## Example payoff (post-DOCS-349)

| URL | Today (absolute, always `main`) | After (relative + rewriter) |
|---|---|---|
| `/docs/install/docker` |
`https://github.com/coder/coder/blob/main/compose.yaml` |
`https://github.com/coder/coder/blob/v2.34.1/compose.yaml` (today's
mainline) |
| `/docs/@v2.30.0/install/docker` | same as above |
`https://github.com/coder/coder/blob/v2.30.0/compose.yaml` |
| `/docs/@main/install/docker` | same as above |
`https://github.com/coder/coder/blob/main/compose.yaml` |

## Scope

- **121 conversions** across **39 files**.
- Verb breakdown: `tree/main` (directories) and `blob/main` (files),
both flipped to relative paths.
- Line anchors (`#L23-L24`) and query strings preserved verbatim.
- Conversion is mechanical: relative path computed from the doc file's
directory to the target via `os.path.relpath`. Any path starting at the
same directory or below gets a `./` prefix; otherwise `../` chains.

## Rebased on main

The branch was rebased onto `main` after the DOCS-350 hotfix
([#26339](https://github.com/coder/coder/pull/26339)) merged. The hotfix
repointed 3 `docs-backend-contrib-guide` refs in `backend.md` to `main`,
which then needed the same `main` -> relative conversion this PR is
doing for the other 121 links. The conflict was resolved by reapplying
the mechanical conversion to `backend.md` after taking the hotfix's
content. Net result: those 3 links land here as relative, same as
everything else. New HEAD `3f501cb622`.

## Inline fix folded in: dead `nix` link

- `docs/about/contributing/CONTRIBUTING.md:7` -> `../../../nix`

The original absolute URL `https://github.com/coder/coder/tree/main/nix`
already returned 404 today. Repointed to `flake.nix` (modern Nix
entrypoint, what the prose "Nix environment" semantically refers to).
Closes [DOCS-357](https://linear.app/codercom/issue/DOCS-357) here since
the `check-docs` Linkspector job surfaced it during rebase; cheaper to
fix inline than in a separate single-line PR.

## Out of scope (filed separately)

- [DOCS-350](https://linear.app/codercom/issue/DOCS-350): 3 dead
`docs-backend-contrib-guide` branch refs in `backend.md`
([#26339](https://github.com/coder/coder/pull/26339), merged).
- [DOCS-352](https://linear.app/codercom/issue/DOCS-352): 10 SHA-pinned
`(blob|tree)/<sha>` links pending intent review.
- [DOCS-355](https://linear.app/codercom/issue/DOCS-355): code-server
analog (4 absolute `(blob|tree)/main` links in `coder/code-server`).
- [DOCS-356](https://linear.app/codercom/issue/DOCS-356): 2 upstream
content bugs in `coder/code-server/docs/CONTRIBUTING.md` (independent of
this PR).


## Not triggering `/coder-agents-review`

Docs-only edit; per `AGENTS.md` the bot review is reserved for
product/CI changes.

## Pre-mortem

| Concern | Mitigation |
|---|---|
| Merging before DOCS-349 deploys regresses ~120 currently-working links
into 404s on coder.com | Clear DO-NOT-MERGE banner; tracked as blocker
in Linear. |
| Relative path computed incorrectly (off-by-one `..`) | Verified all
114 newly-relative non-md/non-image paths resolve to existing files in
the repo (only exception is the pre-existing dead `nix` link above). |
| Line anchors stripped during conversion | Preserved by the
substitution regex; verified `#L<n>-L<m>` cases in `airgap.md` and
`speed-up-templates.md`. |
| Future code reorgs change file locations | Relative links will start
pointing to nothing. Same failure mode as absolute links pointing to
renamed files; can be caught with a future link-checker job. |

## Validation

```
$ grep -rE 'github\.com/coder/coder/(blob|tree)/main' docs --include="*.md" | wc -l
0
$ git diff --stat origin/main | tail -1
39 files changed, 118 insertions(+), 118 deletions(-)
```

114 newly-relative paths verified to resolve to existing repo files
(Python `os.path.exists` check on each computed target).

<details>
<summary>Decision log + planning context</summary>

**Why relative over `(blob|tree)/{{currentDocsVersion}}/...`
templating**: relative paths require zero markdown-system support and
zero upstream churn beyond this one PR. Templating would require a
preprocessor on `coder.com` side AND a convention upstream authors have
to remember; relative paths just work in a plain editor and
`github.com`'s own renderer too.

**Why `./` prefix on same-directory targets**: makes the conversion
grep-able later (`grep -E '\((\.\./|\./)'`).

**Why preserve `#L<n>-L<m>` anchors verbatim**: the anchor is meaningful
to the linked file's content, not to the URL form; keeping it as-is
preserves authorial intent. If the file later changes such that the line
range drifts, that's a different problem the SHA-pin audit
([DOCS-352](https://linear.app/codercom/issue/DOCS-352)) will surface.

</details>

---

*Generated by Coder Agents on @nickvigilante's behalf.*





## Drive-by external link fix folded in

`docs/about/contributing/CONTRIBUTING.md:296` cited
`https://reflectoring.io/meaningful-commit-messages/` which is returning
HTTP 503 (the host appears to be down site-wide right now). `check-docs`
Linkspector flagged it after the rebase. Replaced with
`https://cbea.ms/git-commit/` (Chris Beams' canonical "If applied, this
commit will..." article, confirmed 200), which is the original source of
the rule the prose recites anyway.
2026-06-22 11:39:12 -04:00

8.5 KiB
Raw Blame History

Coder Tasks

Warning

Starting June 2, 2026, Coder Tasks will move to a 12-month Extended Support Release (ESR) for Premium customers.

Tasks will be removed from new Coder releases beginning with v2.37 (September 1, 2026) and will only be available via the ESR during the support period.

We recommend transitioning to Coder Agents, the long-term replacement.

Coder Tasks is an interface for running & managing coding agents such as Claude Code and Aider, powered by Coder workspaces.

Tasks UI

Coder Tasks is best for cases where the IDE is secondary, such as prototyping or running long-running background jobs. However, tasks run inside full workspaces so developers can connect via an IDE to take a task to completion.

You can also interact with Coder Tasks from your IDE. The Coder extension for VS Code (and compatible forks like Cursor) enables you to create, monitor, and manage Tasks directly from the IDE, eliminating the need to context-switch to a browser. After logging in, you get access to a dedicated Tasks view in the sidebar that lets you select a template, configure parameters, prompt an agent, and track task status or download logs. Your tasks run in Coder workspaces with access to your repos, credentials, and internal network.

VS Code IDE Extension

The Task details view shows the user's complete chat, workspace status and, build or startup logs so you can understand what the Task is doing and troubleshoot failures. This makes it easier to confirm progress and diagnose issues without leaving the Task workflow.

VS Code IDE Extension Details View

Note

Both Community and Premium deployments include 1,000 Agent Workspace Builds for proof-of-concept use. Community deployments do not have access to AI Gateway or Agent Firewall. To scale beyond the 1,000 build limit or enable AI Governance features, the AI Governance Add-On provides expanded usage pools that grow with your user count. Contact us to discuss pricing.

Supported Agents (and Models)

Any terminal-based agent that supports Model Context Protocol (MCP) can be integrated with Coder Tasks, including your own custom agents.

Out of the box, agents like Claude Code and Goose are supported with built-in modules that can be added to a template. See all modules compatible with Tasks in the Registry.

Enterprise LLM Providers such as AWS Bedrock, GCP Vertex and proxies such as LiteLLM can be used as well in order to keep intellectual property private. Self-hosted models such as llama4 can also be configured with specific agents, such as Aider and Goose.

Architecture

Each task runs inside its own Coder workspace for isolation purposes. Agents like Claude Code also run in the workspace, and can be pre-installed via a module in the Coder Template. Agents then communicate with your LLM provider, so no GPUs are directly required in your workspaces for inference.

High-Level Architecture

Coder's built-in modules for agents will pre-install the agent alongside AgentAPI. AgentAPI is an open source project developed by Coder which improves status reporting and the Chat UI, regardless of which agent you use.

Getting Started with Tasks

Option 1) Import and Modify Our Example Template

Our example template is the best way to experiment with Tasks with a real world demo app. The application is running in the background and you can experiment with coding agents.

Tasks UI with realworld app

Try prompts such as:

  • "rewrite the backend in go"
  • "document the project structure"
  • "change the primary color theme to purple"

To import the template and begin configuring it, import the example Run Coder Tasks on Docker template.

Option 2) Create or Duplicate Your Own Template

A template becomes a Task-capable template if it defines a coder_ai_task resource. Coder analyzes template files during template version import to determine if these requirements are met. Try adding this terraform block to an existing template where you'll add our Claude Code module.

Note

The coder_ai_task resource is not defined within the Claude Code Module. You need to define it yourself.

terraform {
  required_providers {
    coder = {
      source = "coder/coder"
      version = ">= 2.13"
    }
  }
}

data "coder_parameter" "setup_script" {
  name         = "setup_script"
  display_name = "Setup Script"
  type         = "string"
  form_type    = "textarea"
  description  = "Script to run before running the agent"
  mutable      = false
  default      = ""
}

data "coder_task" "me" {}

resource "coder_ai_task" "task" {
  app_id = module.claude-code.task_app_id
}

# The Claude Code module does the automatic task reporting
# Other agent modules: https://registry.coder.com/modules?search=agent
# Or use a custom agent:
module "claude-code" {
  source   = "registry.coder.com/coder/claude-code/coder"
  version  = "4.0.0"
  agent_id = coder_agent.example.id
  workdir  = "/home/coder/project"

  claude_api_key = var.anthropic_api_key
  # OR
  # claude_code_oauth_token = var.anthropic_oauth_token

  claude_code_version = "1.0.82" # Pin to a specific version
  agentapi_version    = "v0.6.1"

  ai_prompt = data.coder_task.me.prompt
  model     = "sonnet"

  # Optional: run your pre-flight script
  # pre_install_script = data.coder_parameter.setup_script.value

  permission_mode = "plan"

  mcp = <<-EOF
  {
    "mcpServers": {
      "my-custom-tool": {
        "command": "my-tool-server",
        "args": ["--port", "8080"]
      }
    }
  }
  EOF
}

# Rename to `anthropic_oauth_token` if using the Oauth Token
variable "anthropic_api_key" {
  type        = string
  description = "Generate one at: https://console.anthropic.com/settings/keys"
  sensitive   = true
}

Because Tasks run unpredictable AI agents, often for background tasks, we recommend creating a separate template for Coder Tasks with limited permissions. You can always duplicate your existing template, then apply separate network policies/firewalls/permissions to the template. From there, follow the docs for one of our built-in modules for agents in order to add it to your template, configure your LLM provider.

Alternatively, follow our guide for custom agents.

Important

Upgrading from Coder v2.27 or earlier? See the Tasks Migration Guide for breaking changes in v2.28.0.

Customizing the Task UI

The Task UI displays all workspace apps declared in a Task template. You can customize the app shown in the sidebar using the app_id field on the coder_ai_task resource.

If a workspace app has the special "preview" slug, a navbar will appear above it. This is intended for templates that let users preview a web app theyre working on.

We plan to introduce more customization options in future releases.

Automatically name your tasks

Coder can automatically generate a name your tasks if you set the ANTHROPIC_API_KEY environment variable on the Coder server. Otherwise, tasks will be given randomly generated names.

Opting out of Tasks

If you tried Tasks and decided you don't want to use it, you can hide the Tasks tab by starting coder server with the CODER_HIDE_AI_TASKS=true environment variable or the --hide-ai-tasks flag.

Pausing and resuming tasks

Tasks automatically pause when the workspace reaches its idle timeout, freeing compute resources. While paused, you can view a snapshot of the last conversation messages. When you resume or send a new message, the workspace restarts and the agent picks up where it left off if the agent and template support session persistence.

For details on how pause and resume works and what your template needs, see Task lifecycle.

Command Line Interface

See Tasks CLI.

Next Steps