Enable built-in search & fetch tools #829
Open
Conversation
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
To do: * [ ] Move to individual provider files * [ ] Support claude citation deltas * [ ] Support claude `server_tool_use` * [ ] Support OpenAI content type * [ ] Add tests for claude * [ ] Add tests for google * [ ] Add tests for openAI * [ ] Check gemini is counting tokens Fixes #578
hadley
changed the title
simonpcouch
reviewed
Nov 7, 2025
Collaborator
simonpcouch
left a comment
simonpcouch
left a comment
There was a problem hiding this comment.
Should we include some sort of provider + tool compatibility check, perhaps in $set_tools()?
library(ellmer)
chat <- chat_openai()
#> Using model = "gpt-4.1".
chat$register_tool(claude_tool_web_search())
chat$chat("What was in the news today?")
#> Error in `req_perform_connection()`:
#> ! HTTP 400 Bad Request.
#> ℹ Invalid value: 'web_search_20250305'. Supported values are:
#> 'code_interpreter', 'function', 'file_search', 'web_search_preview',
#> 'web_search_preview_2025_03_11', 'image_generation', 'mcp', 'custom', and
#> 'computer_use_preview'.Created on 2025-11-07 with reprex v2.1.1
Otherwise, totally on board. So much functionality for freeee!
| #' previous tool results). For security reasons, Claude cannot dynamically | ||
| #' construct URLs to fetch. | ||
| #' | ||
| #' Requires the `web-fetch-2025-09-10` beta header. |
Collaborator
There was a problem hiding this comment.
Why is it that this isn't just set for the user?
| #' Learn more at <https://platform.openai.com/docs/guides/tools-web-search> | ||
| #' | ||
| #' @param allowed_domains Character vector. Restrict searches to specific domains | ||
| #' (e.g., `c("nytimes.com", "bbc.com")`). Maximum 20 domains. URLs will be |
Collaborator
There was a problem hiding this comment.
nytimes.com is a hilarious domain to suggest to use with OpenAI
Comment on lines
+26
to
+32
| method(as_json, list(Provider, ContentToolRequestSearch)) <- function( | ||
| provider, | ||
| x, | ||
| ... | ||
| ) { | ||
| x@json | ||
| } |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
To do:
Fixes #578
@simonpcouch @gadenbuie would love your thoughts on the overall shape of this API.