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AzureOpenAIChatGenerator.to_dict() raises TypeError when response_format is a plain dict

Status: Open.

Bug

#12406 In deepset-ai/haystack;

· rautaditya2606 opened on Aug 19, 2026

Feature Request: Native Token Metering & Bounded Overshoot (x402 Protocol)

Status: Open.

#12400 In deepset-ai/haystack;

· sophieamoure2026-ui opened on Aug 18, 2026

PipelineBase.__eq__ raises AssertionError when comparing against non-Pipeline objects

Status: Open.

Bug

#12386 In deepset-ai/haystack;

· rautaditya2606 opened on Aug 17, 2026

proposal: add confirmation-gated TaskMarket requester toolset

Status: Open.

Feature

#12341 In deepset-ai/haystack;

· a1271981054 opened on Aug 13, 2026

fix: serialize_type / deserialize_type do not support typing.Annotated

P2Medium priority, add to the next sprint if no P1 availableMedium priority, add to the next sprint if no P1 available

Status: Open.

Bug

#12338 In deepset-ai/haystack;

· Harsh23Kashyap opened on Aug 13, 2026

PythonCodeSplitter with strip_docstrings=True emits invalid Python for docstring-only function/method/class bodies

Status: Open.

Bug

#12330 In deepset-ai/haystack;

· AmirF194 opened on Aug 13, 2026

Toolset: remove deprecated __add__; remove deprecated add(toolset)

P3Low priority, leave it in the backlogLow priority, leave it in the backlog

Status: Open.

Task

#12302 In deepset-ai/haystack;

· anakin87 opened on Aug 11, 2026

·  

3.2

Agent loops to max_agent_steps when a reasoning model returns no text because it hits max_output_tokens

Status: Open.

Bug

#12300 In deepset-ai/haystack;

· datbth opened on Aug 11, 2026

RecursiveDocumentSplitter with overlap emits chunks not present in the source

P2Medium priority, add to the next sprint if no P1 availableMedium priority, add to the next sprint if no P1 available

Status: Open.

Bug

#12281 In deepset-ai/haystack;

· LK-maker-007 opened on Aug 9, 2026

Add FilterBuilder to make Haystack metadata filters easier to write and read

P3Low priority, leave it in the backlogLow priority, leave it in the backlog

Status: Open.

Feature

#12157 In deepset-ai/haystack;

· Aarkin7 opened on Jul 26, 2026

Allow Human-in-the-Loop to review fully materialized tool calls

P2Medium priority, add to the next sprint if no P1 availableMedium priority, add to the next sprint if no P1 available

Status: Open.

Feature

#12060 In deepset-ai/haystack;

· Aarkin7 opened on Jul 18, 2026

Toolset.add() silently drops tools from lazy Toolsets before parent warm-up

Status: Open.

Bug

#12009 In deepset-ai/haystack;

· Success6666 opened on Jul 14, 2026