Tool use / function calling
Search-R1
Search-R1: Training LLMs to Reason and Leverage Search Engines with Reinforcement Learning
Superseded baseline#47 of 55 most-superseded · first seen Mar 12, 2025
Cited as a baseline — critiqued by newer work, not yet beaten on a benchmark here
1 papers critique it · 0 beat it on benchmarks
What papers say
Verbatim critique sentences, each from a paper that cites Search-R1 as a baseline.
Because the reward is shared across all segments, the contribution of any single tool call is hard to isolate, and unnecessary tool calls on easy questions still receive positive reinforcement when the episode succeeds.
What to use instead
Recent methods in the same sub-problem, not yet superseded in the knowledge base — arXiv benchmark leaders, not vetted production recommendations.