Problems

17 problems for AI Engineer. Read any of them; sign in to code, run and submit.

Cosine similarity of embeddingsVectors and embeddings · Functions~8 minEasy
Latest model version per stageDictionaries · Model evaluation~10 minEasy
Render a prompt templateLLM integration · Strings · Regular expressions~12 minEasy
Tokenise text for an LLM pipelineLLM integration · Strings · Regular expressions~10 minEasy
Chunk documents with overlap for RAGRetrieval-augmented generation · Lists and tuples · LLM integration~15 minMedium
Fall back to a second model on timeoutasyncio · Resilience patterns · LLM integration~20 minMedium
Fetch concurrently with a limitasyncio · Threads and concurrency~20 minMedium
Keyword retrieval with TF-IDFRetrieval-augmented generation · Statistics · Dictionaries~25 minMedium
Repair structured output from an LLMLLM integration · JSON · Parsing text~20 minMedium
Validate a request against a schemaValidation and schemas · JSON~25 minMedium
Async worker pool with retriesasyncio · Retries and backoff · Threads and concurrency~30 minHard
Diversify retrieval with MMRRetrieval-augmented generation · Vectors and embeddings~30 minHard
Fit a conversation into a token budgetLLM integration · Time and space complexity~30 minHard
Precision, recall and F1Model evaluation · Statistics~25 minHard
Build a resilient LLM gatewayResilience patterns · Retries and backoff · LLM integration~60 minExpert
Orchestrate an agent's tool planAI agents and tools · Graphs · Retries and backoff~60 minExpert
Route MCP tool calls over JSON-RPCMCP and JSON-RPC · Validation and schemas · JSON~60 minExpert